Swim Buoy Float Waterproof Detachable for Snorkelers Kayakers Swimming 35000ML Description: Backpack Swimming Bag: One bag for dual use, relieves your burden, and can be in close contact with any time. bag: they have enough buoyancy and to use. When one bag unfortunately leaks, the other bag can still maintain buoyancy to ensure . Large Storage Space: can easily accommodate your clothes and other items. The waterproof design allows you to keep your items completely even after multiple dives in the water. Lightweight and Compact: The buoy is super light and can be folded into a very small packaging size. easy to carry. Suitable Occasion: Suitable for beach, camping, rafting and other waterproof purposes. The shoulder strap is switched to a belt, and full of air is a standard swimming float. The double bags are . Specifications: Material: PVC Size Chart: 28L 37cmx68cm/14.57inchx26.77inch 35000ML 41cmx72cm/16.14inchx28.35inch Belt 2.5cm/0.98inch longest 130cm/51.18inch Package Includes: 1 backpack 2 Belt Note: Please allow slightly errors due to manual measurement and different monitors.