Vionic Tide II Toe Post Orthotic Sandal Black Size 9 I loved these shoes but they are still in great condition. - Proven to effectively alleviate heel pain - Soft woven toe post and foam-lined strap ensure comfortable fit - Biomechanically designed to hug arches with built in orthotic to alleviate heel pain and help to relieve plantar fasciitis. These are the best flip flops I have found to keep my feet comfortable! I love all of the Vionic line of shoes. If you are going to be walking and you want to look cute these are great shoes!