Built on Vionic's popular Rest construction, the Raina features sleek, modern lines and a dimensional upper, crafted from a mix of leather and stretch goring for a flexible fit. A lightweight EVA midsole provides easy, all-day comfort, while the durable TPR outsole offers long-lasting wear. A biomechanically designed footbed for comfort that keeps you in motion. . Built-in VIO MOTION Technology footbed featuring contoured arch support, with shock-absorbing cushioning, deep heel cup to provide stability, and forefoot flexibility. The exclusive alignment technology balances the whole you.