The heel strap features a swivel design for a 2-in-1 wearing option — wear it as a heel strap or stacked on top for an easy on/off, open back option. An ultra-lightweight outsole provides all-day cushion and support. The outsole of this product is a sugarcane EVA outsole, which is a responsible compound using sugarcane foam that allows us to reduce dependency on fossil fuels by replacing petroleum-based ethylene. Suede upper Webbing heel strap Adjustable heel strap, Hook-and-loop closure, TPU strap end with The Graphic UGG® Font Textile lining made from 100% recycled polyester fibers The sockliner textile is made with 100% recycled polyester fibers Contoured EVA footbed Sugarcane EVA midsole made with recycled EVA regrind Sugarcane EVA outsole Recycled polyester binding The UGG® Logo, embossed