Upper: Leather. Footbed: Removable fabric covered EVA. Bungee shoe laces no need to tie stretch to fit. Built-in VIO MOTION Technology featuring contoured arch support with shock absorbing cushioning deep heel cup to provide stability and forefoot flexibility Heel Height: 1.5″ Platform Height: 1.13″ Outsole: Synthetic rubber. | Vionic Women’s Colbie Slip On Sneaker with Arch Support in White Leather, Size 12