* UPPER: Heat moldable Custom-Fit Technology * Rovenica* ultra-fine fiber synthetic leather Supple, lightweight and comfortable. * Excellent Elasticity with high memory. Superior durability and high-abrasion resistance Multi-layered moisture control mesh. * Anti-slip heel lining, knitted with metal fiber Low-profile micro-adjust buckle and dual off-set straps. * Heat moldable insoles accommodate and support feet. * LAST: Curved, anatomical last with Custom-Fit precision. * SOLE: Lightweight hollow channel, ultra-rigit, weaved carbon fiber. * Rovenica is registered trademark of KURARAY CO., LTD in Japan