Vionic Women's Raina Flat Sandals, Black (Black Leather), 39 EU

A biomechanically constructed footbed for comfort that keeps you moving. Built-in VIO MOTION Technology footbed with contoured arch, shock absorbing cushioning, deep heel counter for stability and flexibility in the forefoot. The exclusive alignment technology balances the whole feeling of yourself. For maximum comfort, we recommend wearing your new Vionic footwear for just a few hours for the first few days so that your feet can adapt to the new level of orthopaedic comfort and support. Within one to two weeks, you should find the product completely comfortable and supportive.