Features: 1. Super waterproof 2. Lightweight and easy to use 3. Swimming assistant lifesaving buoy 4. Suitable for rafting, river tracing, swimming, camping, sea surfing, diving, fishing, water park, self-driving trips and other outdoor activities Instructions:1. Fill in the air and check if the air bag is leaking. Make sure it doesn't leak before you use it2. Connect the air bag with the waistband with a short strap. Adjust the length of the belt and tie it at the waist3. Rinse the air bag after use, drain the gas and dry it for next useSpecification:Condition:100% Brand NewMaterial: eco-friendly PVC Color:As the picture shownSize:As the picture shownPackage Included:1PCX Outdoor Swimming BuoyNotice:Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures.