The boots are made of durable rubber material that is resistant to wind and rain. These shoes are slip-on. Decorated with a strap of material and an elastic insert on the sides of the upper. Comfort of use will provide you with a soft insole insulated with a shoe blanket. In addition, it is removable. The shoes are fitted on a rubber sole with a flat heel. When choosing a size, refer to the size chart. 36-22.5/37-23.5/38-24/39-24.5/40-25/41-25.5cm