The Airloft Everyday 315 was designed for women who want casual athletic style in their comfortable and supportive footwear. Smooth durable Nappa leather upper. Soft breathable mesh lining with foam backer. Removable polyurethane insole with moisture-wicking anti-microbial fabric surface. Xtra Depth™ additional full-length 1/4" arch support allowing for maximum adjustability and a customized fit. Standard half shank. Zoom Sole - slip-resistant dual-density polyurethane outsole