Super Waterproof: You can safely store personal items such as phones, ID cards, wallets, keys, etc. Large Capacity: With a capacity of 20 liters, you can store more things, making your water sports more convenient. Moisture Resistant: Protects everything in your bag, even in extreme environments. Lightweight and Easy to Use: More portable when you are active outdoors. High Visibility: The can provides peace of mind of visibility in areas of boating traffic and is perfect for open water swimming. Suitable for outdoor activities such as rafting, rafting, swimming, hiking, climbing, camping, surfing, diving, fishing, water parks, self-driving tours.【Independent Airbag】: Swimming buoy with independent airbag, swimming bladder is equipped with an easily inflatable air nozzle, which can be deflated quickly and easily, practical and safe【Adjustable and Removable】: The adjustable and removable waist belt meets different waist size requirements.This dry bag can be worn at the waist while surfing, sailing or swimming【Good Quality Material】: The main fabric is PVC, environmental protection, non-toxic, safe and durable, the fabric is soft and comfortable and will not become hard in winter.It can be used for swimming in different seasons in spring, summer, autumn and winter Product Description► Specification: Name: Multifunctional diver swimming buoy Color: orange Material: PVC Carrying: hand/shoulder ► Scope of delivery: 1 x Multifunctional diver swimming buoy