¥ Injection Construction ¥ Patent Pending Genuine Grip Slip-Resistant Rubber Outsole with Superior Grip ¥ "Walking on Air" Removable Polyurethane Footbed ¥ SilverPlus¨ treatment for inactivating sulphur that causes bacteria, obtaining hygiene & freshness ¥ Composite EVA Injection Upper ¥ Waterproof ¥ Oil Resistant ¥ Slip Resistant