Premium grade leather uppers paired with Vionic's trusted orthotic footbed for all-day support make this casual slip-on loafer an easy choice for all occasions. Engineered with proprietary alignment technology to balance you out. Premium upper materials. Durable synthetic outsole designed to withstand daily wear with a patterned tread that provides traction on a variety of surfaces. Lightweight and flexible EVA midsole absorbs shock, reducing stress on the feet, ankles and knees. Integrated VIO MOTION technology footbed with contoured arch support, shock-absorbing cushioning, and deep heel cup for forefoot stability and flexibility. For optimal comfort, wear your new Vionic shoes for a few hours to allow your feet to acclimate.