Rubber sole Durable and Lasting Longer: Toddler rain boots are made of a totally waterproof, high-quality PVC which lasts much longer. These rain boots are molded into one piece with no seams to prevent against tears and leaks. Easy on Handles: The thick handles make it easy for kids to learn to pull on and off their rain boots by themselves. Hang them up to dry, hook them to a backpack or store them out of the way in a closet. Odor Fighting Material：Kids rain boots are made with high-quality PVC and don't have a strong odor like the alternatives. Varieties Patterns: With fun colors and cartoon patterns, there are variety of styles for all different tastes which bring some cheer to a rainy day. Easy to Clean: Smooth Surface makes it very easy to clean. Clean the dirty place gently with a cloth. It keeps boots looking new.