The Sharkia is the perfect mule to transisition between the seasons! This mule has unique cutouts on the upper and also has a double gore for ultimate comfort. Naot's removable, anatomic cork & latex footbed, which is wrapped in microfiber & leather and molds to the shape of the foot with wear. The Aura Collection features a 1.5" polyurethane sole with a metal shank which is extremely lightweight, durable & abrasive to prevent slipping. This collection uses a hand-sewn stroble construction making it strong and extremely flexible.