CLASSIC outsole technology provides traditional Full Contact Comfort support from heel-to-toe with our most pronounced metatarsal pad and deepest heel cupping Podiatrist-designed orthotic footbed with REVITALIGN technology, quicky dry EVA underfoot for all-day comfort, rubber outsole pods delivery unmatched traction on a variety of surfaces. Features adjustable synthetic straps with quick-drying jersey knit lining and micro hook-and-loop closure for a perfect fit, even when wet. Water Resistant, Adjustable Straps Half sizes go up