NIB, Ryka, Sky Walk Trek Women's Sandals. These were given as a gift. I love them however I need a different size. Gear up for your outdoor adventure trip wearing the lightweight, breathable, and impeccably comfortable Ryka® Sky Walk Trek Shoes. Sandal-inspired sneakers with breathable mesh and faux leather upper. Man-made lining. Soft cushioned EVA footbed. Easy slip-on style with stretch gore detailing for a flexible wear. Round toe silhouette. Interior cushioning on the heel for added comfort. Lightweight cushioned EVA midsole. TreadTech rubber lug outsole for superior traction and better grip on trails.