Vionic Guinn Sneaker Gray and White, Women's US Size 6.5. These shoes are new but box is worn from storage. About this item synthetic-and-fabric Imported Designed with exclusive alignment technology to balance the whole you. Podiatrist-designed, biomechanical, EVA orthotic footbed with Orthaheel technology and a deep heel cup helps stabilize, support, and realign feet back to their natural position while wearing Deep heel cup to optimize foot position