Shop Women's El Naturalista Green size 7 Mules & Clogs at a discounted price at Poshmark. Description: These amazing shoes have never been worn! Found at stores such as REI and Sierra Trading Post, these are made for walking comfortably. They have a high quality leather upper and a recycled rubber sole, and are a European size 37 (US 7). These come from a nonsmoking home.. Sold by emkaywalker. Fast delivery, full service customer support.