Crocs Women's Retro Flip Wedge 100% Synthetic Imported Synthetic sole Heel Height: 2" Fit: This style is available in whole sizes only. If you typically purchase a 1/2 size, we recommend you order up to the next whole size. For example, if you normally purchase a size 6.5, we recommend purchasing a size 7. Outsole: Rubber Upper: Croslite