Merrell All Out Peak running shoes provide more cushioning and more underfoot protection to allow you to add even more miles to your adventure. The 6mm heel-to-toe profile gives you better ground feel and control while shielding sustained impact from longer runs. These rugged shoes feature a sporty and aggressive look with an incredibly reliable performance. Merrell All Out Peak shoes are vegan friendly. Upper: Reflective details increase visibility in low light. Padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Mesh provides breathable flexibility. Synthetic overlays deliver lightweight support.Midsole: Removable footbed is treated with M-Select™ FRESH shoe odor control. Breathable mesh lining is treated with M-Select™ FRESH to reduce shoe odor. HyperWrap 360 Degree Fit System locks the foot in place to enhance stability and agility. UniFly™ midsole connects to the trail and protects from the terrain. Outsole: TrailProtect™ Pad offers underfoot protection. Vibram™ Megragrip outsole provides excellent durability, stability and slip resistance.