100% WATERPROOF - The 5 piece dry bag set will keep your valuables safe from any amount of rain, snow, dirt, dust or sand. Quick and easy roll-top closure protects against even short-term immersion. Many bags claim to be waterproof. Please note that these dry bags cannot be used as a waterproof phone case. Durable - 210T polyester taffeta (waterproof fabric), strong and highly abrasive material, seamless weld. These bags are sturdy. RipStop fabric + TPU coating + taped seams + roll-top closure = the best dry bag set on the market. Lightweight and durable: dry bags offer proven protection for everything from river runs to motorcycle touring; suitable for quick submersion, protects valuables from dirt, dust, sand and water. Dry Sack waterproof bag perfect for almost any extreme adventure you imagine. Various sizes: 5 different sizes meet all needs to stay dry and still easy to carry. Roll-top closure gives you an adjustable feature. Fast and easy storage. Securely seal your gear in seconds with a couple of rollers on the top and lock in place with the heavy-duty clip. Your waterproof bag is now airtight and water-resistant so you can toss it on your boat or use the D-ring to attach it to your backpack for backpacking, kayaking or adventure travel including 1.5L, 2.5L, 3.5L, 4.5L and 6L bags. Perfect little dry bags for outdoor camping supplies.