The human foot is one of the most complicated parts of our body. We have carefully designed our shoes to protect your child's feet, while incorporating many beneficial attributes to promote quality foot quality. Momo Baby Sneakers features ultra flexible rubber sole and easy-on, easy-off design straps with Velcro for the best fit. PU leather and mesh upper/leather insole/rubber sole. Momo Baby's entire line of footwear has been awarded the American Podiatric Medical Association's prestigious Seal of Acceptance which recognizes products which have been found beneficial and significant value to foot health.