Teva - W Ancona (Grille) - Women's: Waterproof full-grain leather upper. Organic, innovative styling. Hook-and-loop adjustment strap for easy entry/exit. Removable midsole that can be worn as an indoor flip-flop. ALF anti-bacterial treatment. Encapsulated Shoc Pad in the heel cup evenly transfers the energy of impact throughout the footbed and away from the heel. Non-marking, flexible rubber outsole.