MARCHWAY Floating Waterproof Dry Bag Backpack 5L/10L/20L/30L/40L, Roll Top Pack Sack Keeps Gear Dry for Kayaking, Rafting, Boating, Swimming, Camping, Hiking, Beach, Fishing (Grey, 20L) Durable and Compact: Made from ripstop tarpaulin with sturdy welded seam which is designed for years usage, tear, rip and puncture proof. Perfect for almost any extreme adventure you can imagine. Waterproof : Solid roll-top closure system provides secure watertight seal. Keeps your gear dry in any wet situation where the bag is not fully submerged. Protects your valuables from water, snow, mud and sand. Easy Operation and Cleaning: Just put your gear in bag, grab top woven tape and roll down tightly 3 to 66 times and then plug buckle to complete seal, whole process is very quick. Dry sack is easy to wipe clean due to its smooth surface. Multiple Sizes: 5 Liter to 40 Liter to meet your demands on different occasions. 5L, 10L include adjustable and removable shoulder strap for cross-body, 20L, 30L, 101L include straps for backpack style carrying. Versatility: The dry sack can float on water after being rolled and buckled, so you can track your gears easily. Perfect for boating, kayaking, paddling, sailing, canoeing, surfing or having fun on the beach. A nice Holiday Gift for families and friends. Nowadays more and more people like the outdoor water adventures like kayaking, canoeing, rafting, snowboarding, skiing, hiking across stream, camping around river, or enjoy fun of beach. During these sport adventuring, you must expect a bag which can keep all your stuff dry, clean and protect them from sand, dust, mud and snow, then our waterproof dry bag is exactly what you are looking for! Our Dry Bag Features: Material - Lightweight, Foldable and Endurable. Made of ultra tough 500D tarpaulin heavy duty waterproof fabric, while maintains soft and touches smooth. Sealing - Using simple roll top closure seal system, convenient and secure, make sure everything inside the bag is dry. However we do recommend a second layer like a ziplock plastic bag for extremely sensitive items like cellphone, . Craft - Bag connection part is strongly and nicely thermo welded. Sizes Colors - 10L and 20L for your choice, both are suitable to your daily supplies. With attractive colors to meet your personal preference. Carrying - With detachable and adjustable shoulder strap for different sizes people and various carry styles. Floating - Bag will look like it is inflated after seal is closed, so it can be floated on water with you when tie on kayak. Storage - It can be rolled and stacked when not in use, taking very little space. Important: To ensure a watertight seal, be sure to roll down minimum 3-4 times along the top of the bag and then connect the buckle. Size (Diameter x Height) and Weight: 10L: 7.87 x 19.30 inch, 0.66 pound; 20L: 9.25 x 22.83 inch, 0.89 pound Enjoy your outdoors now with our dry bag, we believe it will bring you pleasant surprise!