The Caroline flat can be dressed up or down for an effortless look. It features a flexible upper with string tie bow and disc charm, stretchy topline, jersey lining, and durable outsole. The soft footbed boasts a two layer insole. Memory foam, like pillows provided in five-star hotels, absorbs shock, shapes and holds perfectly to cradle the foot for lasting comfort. Latex foam has a premier bouncing nature which provides cushion and a feeling of protection with every step. Manmade materials.