Crocs Beach Clog,Yellow,X-Small (Women's 4-5 M US) 100% Croslite Rubber sole Heel measures approximately 1" Platform measures approximately 1/2" Available in whole sizes and medium width only Ventilation ports increase breathability and filter water and debris away from the footbed Footbed conforms to foot, creating a custom fit allowing foot to bend and expand naturally, reducing fatigue Massaging nubs stimulate circulation Patented strap for secure wear