Ahnu Women's Crissy II Ballet Flat 59% Leather/41% Synthetic Imported Rubber sole Heel measures approximately 0.75" Waterproof nubuck and textile upper Ethylene vinyl acetate wedge midsole Non-marking carbon rubber outsole Moisture wicking mesh with aegis antimicrobial lining Dual density ethylene vinyl acetate sockliner provides extra shock absorption with heel and arch support