Trample the trails wearing the lightweight protection of Merrell All Out Crush running shoes. Sharp rocks and loose dirt are no match for the versatility and secure fit of these shoes. They are easily washable after muddy runs to restore their fresh look.Upper: Self-draining, anti-debris upper with synthetic cage locks the heel and secures the foot. TPU coated mesh and rubber toe/heel protect against rough terrain. Reflective details increase visibility in low light. Padded tongue and heel collar enhance comfort. Flat laces reduce irritation and chafing.Midsole: UniFly™ midsole is soft to the ground to connect you to the trail and cushion from the terrain. Firm fit against the foot provides stability, agility, and a more efficient stride. Removable footbed is treated with M-Select™ FRESH shoe odor control.Outsole: M Select™ Grip and eep, multi-directional lugs provide 360° traction and release mud. Flex grooves allows the foot to move naturally and assist with propulsion on ascents.