Safe Design: The swim vest with arm wings are secured with a slide buckle, the safe buckle ensures your kids' safety and prevents from opening it alone. The adjustable strap fits snugly with a weight of 30 to 50 pounds kids and girls. Learn To Swim: Our swim jackets could help float and keep balance in the pool, which brings more confidence and fun when learning to swim. It can be in swimming pools, on beaches, on boats, or on the lakeside. Durable and Comfortable: swim floaties are made of woven polyester and soft nylon fabrics, skin-friendly and environmentally friendly. Durable material with heavy stitching, keeps your safe and floats in the water, choice for in a pool. Easy To Wear: Swim vests are ready to use, no inflation need. Just put it on and buckle up. Creative lovely floaties will attract more attention when playing water with your kids. weight: 0.26 pounds