The reason why your child needs to wear a wetsuit: OMGear shorty wetsuit could keep kids body warm when they are in cold water. Working principle of the shorty wetsuit is to leave a thin layer of water on the body after the water enters the suit. The body continues to exercise to generate heat, heat and keep the body warm. The wetsuit can protect children from burning and skin scratch by marine life in the deep sea, and will not damage their skin by water pollution. High quality material: 90% neoprene + 10% stretchy nylon. 3mm neoprene kids wetsuit keeps boys and girls warm, provides more flexibility and comfortable. OMGear kids shorty wetsuits was softy/ durable/ stretchy/ breathable/ friendly smooth touch/ warm/ uv protection/ UPF 50+. Water temperatures suggest 60F +. Special design: OMGear short sleeves wetsuit is designed with back zip, very convenient for kid to put it on and off. Beautiful pattern and color design meet children's favorite. OMGear kids one piece diving suit provide wide sizes, US 4 - US 14, suitable for boys and girls. Please check the size chart before buying. Neoprene fabrics will be tight, so if your child is taller and stronger than ordinary children, please buy a larger size. Wide use: OMGear kids full wetsuit suitable for surfing/ swimming/ diving/ scuba/ snorkeling/ kayaking and other water sports. With the wetsuit, your child could float more easily in the water, and help they master the skills of swimming and diving faster. Kids could put on the wetsuit to travel happily in the underwater world. Tips: ?Your child may feel tight when they wear on the wetsuit at first time, but this can provide good buoyancy and warmth for them. Just get used to it slowly.?You may smell an odor when you received the wetsuit. Please don't worry, this smell won't harm your body, it's environmentally and harmless glue smell. All wetsuits have the smell. ?If you have any question such as how to choose suitable size/want to replace/return the wetsuit, please feel free to contact us by clicking