Waterproof bootie construction inside a suede Nubuck and mesh upper with padded collar and tongue and abrasion resistant rubber toe cap. OrthoLite® X40™ sets the industry standard for high rebound performance with an elasticity rating over 40%. EVA midsole with toe guard plus Vibram® Arctic Grip® three season traction outsole with Wet-Ice Technology. Removable Footbed, Waterproof, OrthoLite®, Vibram®, Diabetic Friendly.