Breathable engineered mesh and TPU upper 100% recycled laces and webbing SBR/mesh collar and tongue offer low water absorption and enhanced stretch properties for improved fit. Gaiter D-Ring External rear sling locks in the heel Protective and abrasion resistant toe cap 100% recycled breathable mesh lining 100% recycled mesh footbed cover Cleansport NXT treated for natural odor control 50% recycled EVA foam footbed Rock plate for protection FLEXconnect dual-directional flex-grooves in the midsole for enhanced ground connection FloatPro Foam midsole for lightweight comfort that lasts Vibram MegaGrip high performance rubber outsole features unparalleled grip on both dry and wet surfaces Vibram traction lugs specifically designed to increase traction and shed debris with each step