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Backcountry.com Updated Oct 26, 2026

55% OFF

Black Diamond Black Diamond Project Lined Flannel Shirt - Women's Pale Mauve/Off White Plaid, L - $89.55 at Backcountry.com

Black Diamond Project Lined Flannel Shirt - Women's Pale Mauve/Off White Plaid, L

$89.55 $199.00

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Backcountry.com Updated Oct 26, 2026

50% OFF

Black Diamond Black Diamond Project Flannel - Men's Indigo/Gold Plaid, XL - $49.50 at Backcountry.com

Black Diamond Project Flannel - Men's Indigo/Gold Plaid, XL

$49.50 $99.00

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CampSaver.com Updated Oct 26, 2026

48% OFF

Black Diamond Black Diamond Project Flannel - Men's Charcoal/Walnut Plaid Extra Large - $51.50 at CampSaver.com

Black Diamond Project Flannel - Men's Charcoal/Walnut Plaid Extra Large

$51.50 $99.00

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CampSaver.com Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Small - $159.20 at CampSaver.com

Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Small

$159.20 $199.00

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CampSaver.com Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Small - $159.20 at CampSaver.com

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Small

$159.20 $199.00

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CampSaver.com Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Clay/Fig Extra Small - $119.00 at CampSaver.com

Black Diamond Project Heavy Flannel - Women's Clay/Fig Extra Small

$119.00 $149.00

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CampSaver.com Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Large - $99.00 at CampSaver.com

Black Diamond Project Flannel - Women's Clay/Off White Plaid Large

$99.00 $109.00

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Black Diamond Equipment Updated Oct 11, 2026

30% OFF

Black Diamond Women's Project Flannel - $63.00 at Black Diamond Equipment

Black Diamond Women's Project Flannel

$63.00 $90.00

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Black Diamond Equipment Updated Oct 11, 2026

40% OFF

Black Diamond Men's Project Lined Flannel - $84.00 at Black Diamond Equipment

Black Diamond Men's Project Lined Flannel

$84.00 $140.00

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Black Diamond Equipment Updated Oct 11, 2026

40% OFF

Black Diamond Women's Project Lined Flannel - $119.40 at Black Diamond Equipment

Black Diamond Women's Project Lined Flannel

$119.40 $199.00

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REI.com Updated Oct 26, 2026

37% OFF

Black Diamond Black Diamond Men's Project Heavy Flannel Shirt Green S - $69.73 at REI.com

Black Diamond Men's Project Heavy Flannel Shirt Green S

$69.73 $110.00

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REI.com Updated Oct 26, 2026

31% OFF

Black Diamond Black Diamond Men's Project Flannel Shirt Black M - $68.73 at REI.com

Black Diamond Men's Project Flannel Shirt Black M

$68.73 $99.00

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Optics Planet Updated Oct 26, 2026

48% OFF

Black Diamond Black Diamond Project Flannel - Men's Charcoal/Walnut Plaid Extra Large - $51.50 at Optics Planet

Black Diamond Project Flannel - Men's Charcoal/Walnut Plaid Extra Large

$51.50 $99.00

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Optics Planet Updated Oct 26, 2026

39% OFF

Black Diamond Black Diamond Project Flannel - Men's Indigo/Gold Plaid Large - $59.99 at Optics Planet

Black Diamond Project Flannel - Men's Indigo/Gold Plaid Large

$59.99 $99.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Small - $159.20 at Optics Planet

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Small

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Small - $159.20 at Optics Planet

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Small

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Large - $159.20 at Optics Planet

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Large

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Extra Large - $159.20 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Extra Large

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Medium - $159.20 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Medium

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Small - $159.20 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Small

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Large - $159.20 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Dark Moss/Pine Smoke Large

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

60% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Extra Large - $80.55 at Optics Planet

Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Extra Large

$80.55 $199.00

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Optics Planet Updated Oct 26, 2026

60% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Extra Small - $80.55 at Optics Planet

Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Extra Small

$80.55 $199.00

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Optics Planet Updated Oct 26, 2026

60% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Small - $80.55 at Optics Planet

Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Small

$80.55 $199.00

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Optics Planet Updated Oct 26, 2026

60% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Medium - $80.55 at Optics Planet

Black Diamond Project Lined Flannel - Women's Carbon/Burnt Sienna Medium

$80.55 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Large - $159.20 at Optics Planet

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Extra Large

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Medium - $159.20 at Optics Planet

Black Diamond Project Lined Flannel - Women's Deep Woods/Agave Medium

$159.20 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Extra Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Extra Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Clay/Fig Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Clay/Fig Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Medium - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Medium

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Medium - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Medium

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Extra Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Midnight Blue/Charcoal Plaid Extra Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Clay/Fig Medium - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Clay/Fig Medium

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Extra Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Extra Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Clay/Fig Extra Small - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Clay/Fig Extra Small

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Clay/Fig Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Clay/Fig Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Medium - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Women's Deeps Woods/Midnight Blue Medium

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Extra Large - $119.00 at Optics Planet

Black Diamond Project Heavy Flannel - Men's Deep Woods/Laurel Green/Flax Extra Large

$119.00 $149.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Women's Dark Mauve/Clay Extra Large - $79.20 at Optics Planet

Black Diamond Project Flannel - Women's Dark Mauve/Clay Extra Large

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Women's Dark Mauve/Clay Large - $79.20 at Optics Planet

Black Diamond Project Flannel - Women's Dark Mauve/Clay Large

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Small - $99.00 at Optics Planet

Black Diamond Project Flannel - Women's Clay/Off White Plaid Small

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Extra Large - $99.00 at Optics Planet

Black Diamond Project Flannel - Women's Clay/Off White Plaid Extra Large

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Women's Dark Mauve/Clay Extra Small - $79.20 at Optics Planet

Black Diamond Project Flannel - Women's Dark Mauve/Clay Extra Small

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Women's Dark Mauve/Clay Small - $79.20 at Optics Planet

Black Diamond Project Flannel - Women's Dark Mauve/Clay Small

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Large - $99.00 at Optics Planet

Black Diamond Project Flannel - Women's Clay/Off White Plaid Large

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Extra Small - $99.00 at Optics Planet

Black Diamond Project Flannel - Women's Clay/Off White Plaid Extra Small

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Women's Dark Mauve/Clay Medium - $79.20 at Optics Planet

Black Diamond Project Flannel - Women's Dark Mauve/Clay Medium

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Women's Clay/Off White Plaid Medium - $99.00 at Optics Planet

Black Diamond Project Flannel - Women's Clay/Off White Plaid Medium

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

43% OFF

Black Diamond Black Diamond Project Lined Flannel - Men's Black/Off White Plaid Large - $113.99 at Optics Planet

Black Diamond Project Lined Flannel - Men's Black/Off White Plaid Large

$113.99 $199.00

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Optics Planet Updated Oct 26, 2026

64% OFF

Black Diamond Black Diamond Project Lined Flannel - Men's Iron Red/Black Medium - $71.85 at Optics Planet

Black Diamond Project Lined Flannel - Men's Iron Red/Black Medium

$71.85 $199.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Men's Clay/Off White Plaid Large - $79.20 at Optics Planet

Black Diamond Project Flannel - Men's Clay/Off White Plaid Large

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Extra Large - $99.00 at Optics Planet

Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Extra Large

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Medium - $99.00 at Optics Planet

Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Medium

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Men's Clay/Off White Plaid Medium - $79.20 at Optics Planet

Black Diamond Project Flannel - Men's Clay/Off White Plaid Medium

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

9% OFF

Black Diamond Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Small - $99.00 at Optics Planet

Black Diamond Project Flannel - Men's Basalt/Iron Red Plaid Small

$99.00 $109.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Men's Clay/Off White Plaid Extra Large - $79.20 at Optics Planet

Black Diamond Project Flannel - Men's Clay/Off White Plaid Extra Large

$79.20 $99.00

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Optics Planet Updated Oct 26, 2026

20% OFF

Black Diamond Black Diamond Project Flannel - Men's Clay/Off White Plaid Small - $79.20 at Optics Planet

Black Diamond Project Flannel - Men's Clay/Off White Plaid Small

$79.20 $99.00

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Black Diamond Equipment Updated Oct 11, 2026

40% OFF

Black Diamond Men's Project Flannel - Past Season - $59.40 at Black Diamond Equipment

Black Diamond Men's Project Flannel - Past Season

$59.40 $99.00

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Black Diamond Equipment Updated Oct 11, 2026

40% OFF

Black Diamond Women's Project Heavy Flannel - Past Season - $66.00 at Black Diamond Equipment

Black Diamond Women's Project Heavy Flannel - Past Season

$66.00 $110.00

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Black Diamond Equipment Updated Oct 11, 2026

40% OFF

Black Diamond Men's Project Heavy Flannel - Past Season - $66.00 at Black Diamond Equipment

Black Diamond Men's Project Heavy Flannel - Past Season

$66.00 $110.00

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Steep and Cheap Updated Oct 13, 2026

40% OFF

Black Diamond Black Diamond Men's Project Flannel in Steel Grey - Size: Small - $59.40 at Steep and Cheap

Black Diamond Men's Project Flannel in Steel Grey - Size: Small

$59.40 $99.00

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Steep and Cheap Updated Oct 13, 2026

45% OFF

Black Diamond Black Diamond Men's Project Lined Flannel in Off White Plaid - Size: Small - $109.45 at Steep and Cheap

Black Diamond Men's Project Lined Flannel in Off White Plaid - Size: Small

$109.45 $199.00

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REI.com Updated Oct 26, 2026

33% OFF

Black Diamond Black Diamond Men's Lined Project Flannel Shirt Green XL - $132.73 at REI.com

Black Diamond Men's Lined Project Flannel Shirt Green XL

$132.73 $199.00

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REI.com Updated Oct 26, 2026

45% OFF

Black Diamond Black Diamond Men's Lined Project Flannel Shirt Red XL - $109.73 at REI.com

Black Diamond Men's Lined Project Flannel Shirt Red XL

$109.73 $199.00

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Steep and Cheap Updated Oct 13, 2026

40% OFF

Black Diamond Black Diamond Women's Project Lined Flannel Shirt in Deep Woods / Agave - Size: XL - $119.40 at Steep and Cheap

Black Diamond Women's Project Lined Flannel Shirt in Deep Woods / Agave - Size: XL

$119.40 $199.00

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SteepandCheap.com Updated Oct 26, 2026

55% OFF

Black Diamond Black Diamond Women's Project Lined Flannel Shirt in Deep Woods / Agave - Size: XL - $89.55 at SteepandCheap.com

Black Diamond Women's Project Lined Flannel Shirt in Deep Woods / Agave - Size: XL

$89.55 $199.00

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Backcountry.com Updated Oct 26, 2026

40% OFF

Black Diamond Black Diamond Project Heavy Flannel - Men's Burgundy/Off White Plaid, L - $71.40 at Backcountry.com

Black Diamond Project Heavy Flannel - Men's Burgundy/Off White Plaid, L

$71.40 $119.00

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Steep and Cheap Updated Oct 13, 2026

35% OFF

Black Diamond Black Diamond Men's Project Heavy Flannel in Palm Green / Anthracite Plaid - Size: Small - $77.35 at Steep and Cheap

Black Diamond Men's Project Heavy Flannel in Palm Green / Anthracite Plaid - Size: Small

$77.35 $119.00

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Where to buy Black Diamond sweaters & flannels

Optics Planet 50 in stock
Black Diamond Equipment 9 in stock
REI.com 7 in stock
CampSaver.com 5 in stock
Steep and Cheap 4 in stock
Backcountry.com 3 in stock
SteepandCheap.com 1 in stock
Sportsman's Warehouse 1 in stock