CR4 Gore-Tex XCR Boots Upper constructed from a combination of PU coated leather, suede and textile Breathable mesh lining on the collar and tongue Waterproof and highly breathable Gore-TexXCR membrane Foam backed, double density impact protector Internal toe and heel counter are layered under the leather PU-coated leather shift area Reflective inserts on the rear of the boot Hiking boot style lace system with metal eyelets and top hooks Wrap-around rubber outsole reinforced with metal shank in the heel and a TPU shank in the Plantar arch for enhanced rigidity Shock-absorbing EVA midsole Mesh lined, anatomically profiled EVA foam footbed