Send it on the sloppiest of trails in the Timp 6 GTX. With a waterproof GORE-TEX upper and grippy Vibram(R) outsole, you've got confidence and protection for any condition. Get lightweight, breathable, and waterproof performance with a GORE-TEX Invisible Fit upper. A redesigned Vibram(R) Megagrip outsole is made to give you traction on any terrain. Our Altra EGO(TM) MAX midsole foam delivers a light and luxurious feel with a little bounce. Space out with a roomy toe box, with plenty of room for your toes to move freely and a secure midfoot. Muddy, slushy, or wet trails? You can still Stay Out There(TM) in a comfortable and waterproof shoe. Design: GORE-TEX Invisible Fit upper delivers lightweight, breathable, waterproof performance Roomy toe box allows toes to move freely with a secure midfoot for a confident fit In-Shoe Comfort: Altra EGO(TM) MAX midsole foam delivers light, luxurious performance Durability & Traction: Vibram(R) Megagrip outsole delivers traction on any terrain Outsole redesigned to be even stickier with a soft rolled mesh upper Additional Details: Best For: Trail Running, Hiking, Waterproof Heel-to-Toe Drop: 0mm Stack Height: 25mm Weight: 12.15 oz / 344.4 g