The cotton-top wraps the little feet just like comfy socks - easy to put on and take off. Superior elasticity helps keep them on. Non-toxic, bpa free, ultra-light (32g - size 5), recyclable, 100% tpe (thermoplastic elastomer) rubber material (often used in baby teething toys) keeps it both soft and supportive - making it easier to walk and run. Tiny holes on the sole for air circulation. Beehive patterned tpe natural rubber sole is perfect for indoor and outdoor. Machine washable.

Sizes: 5 (115mm/ 6-12months), 6 (125mm/ 12-18months), 7 (135mm/ 18-30months)