Features: Made of high quality PVC material, water-resistant and wear-resistant. Fully welded seams by high frequency tech, great waterproof performance. Quick release buckle can be used as handle/hook, convenient to use and carry. Detachable and adjustable shoulder strap, easy to install and detach. Transparent window design is easy to find your items when you're outside. Portable and foldable, compact size and lightweight, dust-proof and easy to clean. 10L/20L large storage space is big enough to keep your items dry on the water. Suitable for outdoor water sports, like floating, swimming, rafting, kayaking, etc. Specifications: Material: PVC Capacity: 10L/20L (optional) Color: Black/Blue/Orange/Red/Green (optional) 10L Unfold Size: D*H 20 * 47cm / 7.9 * 18.5in Folded Size: D*H 20 * 32cm / 7.9 * 12.6in Package Size: 11 * 35cm / 4.3 * 13.8in Package Weight: 160g / 5.6oz 20L Unfold Size: D*H 24 * 60cm / 9.4 * 23.6in Folded Size: D*H 24 * 45cm / 9.4 * 17.7in Package Size: 12 * 43cm / 4.7 * 16.9in Package Weight: 175g / 6.2oz Package List: 1 * Dry Bag