Welcome to our store！</br> 1、1. High-quality material: It is made of flexible and soft neoprene, and contains high-quality new pearl cotton material, which is waterproof, moisture-proof, skin-friendly, breathable, comfortable to wear, and more assured to use. 2、 2. The best protection for children: This swimming vest is equipped with an adjustable seat belt, so it can be fixed in place and attached to the child. The buoyancy vest release buckle is stronger, so you don&#39;t have to worry about easy damage. 3、 3. Applicable: suitable for children from 1 to 12 years old. Both boys and girls can wear it. S size 1-3 years old, M size 4-6 years old, L size 7-9 years old, XL size 10-12 years old. Overweight children choose one larger size. 4、 4. This vest is used to provide auxiliary buoyancy function: It is suitable for children who have adapted to the water environment. It assists children in learning how to move in the water, making it easier to learn to swim. Wearing this product can ensure that children can move freely in the water. 5、 5. Multi-purpose: Children&#39;s life jacket can be worn in many different scenes. Children can wear this floating vest on the beach, swimming pool, water park, boat, etc. Fabric: 2mm diving material (neoprene) Inside: Polyester (polyester), built-in new environmentally friendly EPE polyethylene foamed cotton, built-in 5 layers of 0.6cm thick cotton in the front, and 4 layers of 0.6cm thick cotton in the back. The intimate design conforms to the human body structure design, super buoyancy, and safety higher. Recommended size: S size 1-3 years old, M size 4-6 years old, L size 7-9 years old, XL size 10-12 years old; Overweight children choose one larger size 1*Buoyancy Vest Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>