Features : 1. Waterproof inside and out with TPU film. 2.Special Velcro for babies, does not hurt the skin. 3.Comfortable elastic cuffs. Please pay attention : When cleaning the cuffs, do not use a brush to brush the tightness. The tightness is a special fabric. If you use a brush, it is easy to pilling 4.Three-dimensional soup pocket. 5.Material : 100% Polyester