Finally, a sandal that fits so well that it stays securely on the feet of even the most active kids. The Velcro closure makes putting them on and taking them off easy, and the fit can be adjusted more precisely than with regular sandals. Additionally, it has all the comfort and cushioning that kids love. The footbed conforms to the shape of their foot and provides enhanced arch support. All Crocs shoes are uniquely made from the patented closed-cell resin material Croslite. This technology ensures that each shoe is as flexible, comfortable, colorfast, and lightweight as Crocs enthusiasts expect and love. Heat: Please do not expose your Crocs to extreme heat or intense sunlight.