The Velcro fastening makes the shoe more stable, ensuring complete comfort during play and activities inside and outside the home. Made of cotton fabrics that are friendly to the delicate skin of the child, and very resistant to abrasion. Light, flexible, non-slip and ventilated soles ensure hygiene and comfort. Shoes have the originality mark - a yellow element in the sole. The slippers are certified and recommended by orthopaedists.Follow the size chart when choosing the size. 25-16/26-16,5/27-17,5/28-18/29-18,5/30-19,5/31-20/32-21/33-21,5/34-22/35-22,5/36-23,5 cm.