Our swimming ring smooth surface ensures maximum comfort while its colorful design adds a touch of fun to your pool or beach day. The convenient inflation valve allows for easy and quick inflation, so you can spend more time enjoying the water and less time setting up. Plus, it deflates easily for convenient storage and portability. Its strong grip handles ensure a secure grip and provide added safety while in use. Not only is our swimming ring perfect for recreational swimming, but it can also be used for aquatic fitness activities such as water aerobics or hydrotherapy. Its versatility and durability make it a reliable choice for all your water adventures. S size: inner diameter 15CM (suitable for 3-12 months 10-20 catties) weight 0.7KG L size: inner diameter 16CM (suitable for 6-30 months 16-30 catties) weight 0.75KG XL size: inner diameter 19CM (suitable for 2-4 years old, 25-44 catties) weight 0.8KG