Our wetsuits are made of high-quality neoprene and nylon fabrics that mainly provide thermal insulation and sun protection. Let your boy enjoy more water sports. Features: Made of soft and lightweight rubber + nylon, flexible to wear and thick enough to keep warm. Full body coverage effectively blocks UV rays, protecting children from the sun and preventing injuries. Back zipper and stretchy fabric make it easy to put on and take off the wetsuit. Perfect for beach vacations, snorkeling, swimming, surfing and other water sports. Specifications: CN Size: (Recommended Height/Weight) S: Height 75-95CM/Weight: 10-15KG. M: Height 95-110CM/Weight 15-20KG. L: Height 110-120CM/Weight: 20-24KG. XL : Height 120-130CM/Weight 24-28KG. 2XL: Height 130-140CM/Weight: 28-32KG. 3XL: Height 140-150CM/Weight: 32-37KG. 4XL: Height 150-160CM/Weight: 37-43KG. Color: blue Material: Rubber 90%+ Nylon 10% Packing Weight: About 500g Packing List: 1* Boy Wetsuit Note: 1. Dimensions may have 1-3 cm (0.39-1. 18 inches) inaccurate errors. 2. Tight version, if you are taller and stronger than others, choose the bigger one. 3. There may be slight color difference due to different monitors. 4. Hand wash in cold water, not machine wash.