These super cute shoes are are made out of soft cloth with a Velcro closure and slip resistant soft soles. The cute little bear accent at the front is made out of lightweight polyurethane. Approximate Sizes 2.5 (0 to 3 Month) ~ 3.9" 3 (3 to 6 Month) ~ 4.1" 4 (6 to 10 Month) ~ 4.3" A0027