éFEATURES of the Merrell Men's All Out Peak Shoe Mesh and synthetic upper Reflective details for increased visibility in low light Breathable mesh lining treated with M Select Fresh reduces shoe odor Removable footbed treated with M Select Fresh reduces shoe odor HyperWrap 360 Degree Fit System locks the foot in place to enhance natural stability and agility 6mm drop /24mm cush / 32mm stack height UniFly midsole connects you to the trail, protects you from the terrain TrailProtect pad offers under foot protection Vibram Megagrip Vegan friendly footwear SPECIFICATIONS of the Merrell Men's All Out Peak Shoe Weight: 1/2 pair: 10.4 oz 6mm lug depthé