Propet Washable Walker Slide Women's Slip Resistant Comfort Shoe. The Propet Slip Resistant Washable Walker Slide is a Womens shoe that is part of Propet's Washable collection. Free shipping on the Propet Washable Walker Slide from the Orthotic Shop. Mesh and fullgrain leather upper with Nylex lining. Removable cushioning EVA insole footbed