Features: Stiff 500D PVC material with welded seams provide maximum protection against water, sand, dust and dirt. Roll-top design with quick-release buckle ensures enhanced waterproof protection and allows for quick access to your phones, clothes and other valuables. Zippered front pocket keeps small accessories handy, such as card, keys, licenses, money, etc. Reflective stripe increase the visibility and safety in low light conditions. Two removable and adjustable shoulder straps help you carry the bag as a crossbody bag or backpack. Transparent waterproof phone case with secure locks keep your mobile phone dry and safe. Suitable for boating, camping, fishing, hiking, kayaking, paddling, swimming, rafting, and other outdoor activities. Specifications: Material: PVC Color: Black / Blue / Orange / Yellow (optional) Capacity: 10L / 20L (optional) 10L: Flat Size: 30 * 53cm / 11.8 * 20.9in Usage Size: 19 * 30cm / 7.5 * 11.8in 20L: Flat Size: 36.5 * 63cm / 14.4 * 24.8in Usage Size: 23.5 * 40cm / 9.2 * 15.7in Phone Case: 11 * 22cm / 4.3 * 8.7in Package List: 1 * Dry Bag 1 * Waterproof Phone Case