Smart dress styling with XC4® waterproof DNA, superior cushioning and adjustable dual-width fit. Double stretch gores. Waterproof materials and seam-sealed construction. Webbed pull tab. Breathable sheepskin/performance mesh lining. Multi-density footbed with memory-foam cushioning and arch support. Dual-width footbed can be easily removed to accommodate your own orthotic or wide foot. Dual-density sole with extra cushioning in heel combines lightweight, shock-absorbing EVA midsole with durable rubber outsole for traction.