The Arcopedico vegan boot features- 100% sustainable materials. The twin arch support system provides the correct foot support. 4 way velcro straps (3 over the top of the foot and one at the back) for the perfect fit! A cushioned insole made of breathable fabric, anti-microbial, contoured footbed, machine washable. Another customer favorite from our former shop in Chevy Chase! European sizing.