Package includes 2pcs swimming arm bands with colorful cute cartoon pattern for summer playing, Recommended age: Over 13 year old Swimming tubes floats made of PVC, water resistant and not easy to break and leak and comfortable to wear Size: swimming water rings about 17×18×12cm/ 6.7×7×4.7inch when inflating, Maximum bearing capacity about 80kg Easy to use: please wear the swimming arm sleeves in your arms firstly, and then inflate the inflatable swim arm bands to the comfortable(Note: there are two valves need to be inflated) Recommended age: Over 13 year old