Baby Kids Swim Nappies Cover Nappy High-waisted belly protection Swimming Shorts Including: 1 Piece Baby Swim Nappies Fabric: nylon quick-drying stretch fabric (82% nylon 18% spandex) Lining: waterproof, breathable and quick-drying fabric (100% polyester) This is a professional swimming diaper, thick and soft, in the middle is a swimming lap and a layer of urine insulation, very breathable, practical. The quality of the Swim Nappies is super good, you can wash them as you like, washable and durable, and can be reused many times. Put some paper or cotton cloth in the night when you sleep, you can also use it as a diaper! It can prevent urine and poop by itself.If you wear this, you are not need to use diapers. It can be used repeatedly and save a lot of money. It is economical and environmentally friendly, easy to carry, and more convenient and comfortable to wear. Sizes chart: M--------------------0-2 Years/ 7-11kg--------------Waistline: 19-27cm--------------------Hip: 21cm L--------------------2-3 years/ 11-15kg-------------Waistline: 20-30cm--------------------Hip: 23cm XL-------------------3-5 years/15kg and up----------Waistline: 30-31cm--------------------Hip: 25cm