I've worn them a few times, so there's some dirt, but it's not very noticeable. Please refrain from purchasing if you are overly concerned about this. These heel sandals, with their excellent stability, will make you look effortlessly stylish. ■Design These heel sandals feature a stable heel and a voluminous design. The straps are made of a soft material, so they won't put a strain on your feet, making them comfortable to wear for long periods. The plump heel and rounded form are a unique Kastane design. ■Material: [Upper] Synthetic leather [Sole] Synthetic sole