Features: -Contoured arch for added midfoot support -Hook and loop strap over instep -Multi directional lug pattern for increased traction -Reverse strobel construction provides streamlined interior -Lightweight performance mesh and synthetic upper -Non-marking rubber outsole -Breathable mesh lining -CNX: We’ve shaved an entire line of footwear down to 10 oz. each, but kept the protection that made us famous. It’s addition by subtraction -We recommend you clean these products using mild soap and cold water. To remove excess dirt or spot clean, use a stiff brush or soft cloth. Let shoes air dry away from heat.