Winter boots with smart details for children. Waterproof membrane ensures warm and dry feet all day. Velcro straps and a firm heel cap ensure good comfort and perfect fit. All childrens boots have FIFTY: an inner reinforcement consisting of at least 50% polyester from plastic bottles. The removable insole made of naturally shock-absorbing cork and the outer sole made of natural rubber mixed with at least 10% rubber, provide a comfortable and durable winter boot that is suitable for all everyday activities.