Smartwool Classic All-Season Merino Base Layer Long Sleeve - Women's Black Large BLACK-L. This base layer features Core Spun technology - which features Merino wrapped around a nylon core for added durability while still keeping the comfort of ultra-soft responsibly sourced Merino next to skin. The Raglan sleeves eliminate shoulder seams for perfect comfort under a pack and smooth merrow stitching wraps from side to front to keep you looking as good as you feel. Specifications for Smartwool Classic All-Season Merino Base Layer Long Sleeve - Women's: Manufacturer: Smartwool Sleeve Length: Long Age Group: Adults Apparel Fit: Slim Gender: Female Application: Baselayer Fabric/Material: 87percent Merino Wool Last Chance: Yes Quantity: 1 Pockets: No Fire Resistant: No Sleeve Type: Long Sleeve Features of Smartwool Classic All-Season Merino Base Layer Long Sleeve - Women's Lightest weight Merino jersey fabric uses a nylon core to increase durability while still keeping 100percent Merino wool next to skin Raglan sleeve design eliminates need for shoulder seams Side seams wrap onto front for enhanced fit Stretch merrow stitching designed to elevate comfort range of motion and fit Indigo Blue colorway features plant-based-dye technique Package Contents: Smartwool Classic All-Season Merino Base Layer Long Sleeve - Women's Smartwool SW0169120011-(001) BLACK-L: Classic All-Season Merino Base Layer Long Sleeve - Women's Black Large