Biomecanics 182125 Children's canvas shoes. These Biomecanics Children's shoes have a soft and supple 100% cotton canvas upper and lining with a removable antibacterial leather footbed. There is an adjustable velcro strap fastening to keep the shoes secure on the foot. The fully flexible TR sole with external heel stabilisers to give extra support also has added toe and heel protection. These shoes can also be washed in the washing machine on a cold wash once the leather footbeds are removed.