MIER Large Waterproof Duffel Bag Rolltop Dry Backpack Duffle Bags for Kayaking, Rafting, Boating, Swimming, Camping, Travel, Gym, Beach, 80L, Gray

100% Waterproof & Sandproof --- MIER dry duffle backpack is made of abrasion-resistant, water-repellent tarpaulin and has fully welded seams for absolute protection. Its wide hook-and-loop-secured roll-top opening enables quick access. To seal: simply fold the top down 3 times and secure with side clips for a snug, compressed, weatherproof fit. Multifunctional Pockets ---- 1 water-resistant zipper front pocket, you can keep smaller things and easy access (The front pocket is only splash-proof)；1 internal zipper pocket for storing your valuables；2 inner mesh pockets, convenient for you to organize your items；The large waterproof main compartment can hold everything you need for your trip. Large Capacity but Lightweight --- Whole dimension is 24.5""LX15""W X(15""-22.75"")H with 80L Capacity; Only 4.3 lbs; Its height-adjustable design (15""–22.75"") lets you expand or compress the space to match your gear volume and usage scenario—perfect for versatile storage needs. Stand out and express yourself with multiple vibrant color options!. Convertible Dry Bags with Versatile Carrying Ways --- Designed with adjustable backpack straps that are easily attached or detached, adjustable sternum straps ensure a suitable place to wear, also has an adjustable/removable shoulder strap and 4 sides soft haul handle for multiple carrying ways. It can always meet your different needs, whether it is cross-body, shoulder-body or hand-held. Multi-Use ----- MIER waterproof dry bag can not only be used on outdoor adventures like hiking, cycling, motorcycle, climbing but also do well in water activities like boating, floating, canoeing, rafting, kayaking, surfing, swimming, fishing, beach vacation and so on. A nice gift for families and friends