ROCKBROS 30L Motorcycle Rear Luggage Bag, Waterproof, Black, Made of PVC Superb Waterproof Performance The travel bag is made of military - grade PVC sheet material, which is 100% waterproof. It is also the most durable material for motorcycle riding, traveling, kayaking, boating, fishing, etc. The roll - up design guarantees waterproofing. At the same time, it enables quick opening and closing. Large Capacity for Daily Needs This waterproof travel bag is designed for people who love traveling, outdoor adventures, and kayaking. Size: approximately 61.5 * 25 * 44.5 cm, with a total capacity of 30L. It has enough capacity to meet your daily needs. You can pack your small - scale toiletries and embark on your wonderful journey. Quick Use and Storage for Reuse The dry motorcycle travel bag allows for quick use and storage. We use soft and healthy materials, enabling more people to reuse their travel bags. Simply fold the bag 3 - 4 times downwards, fasten it, and you're ready for adventures! Our boat bag has soft sides and is fully collapsible, making storage easier. 3 Comfortable Carrying Options The waterproof kayak travel bag comes with a soft and wide shoulder strap, so you can easily carry clothes and food. It is also suitable for fishing by the lake. There are two adjustable straps for attaching the dry travel bag to a motorcycle, boat, or kayak. The two carrying handles can also serve as backpack straps. Useful and Easy Attachment With two detachable straps, you can attach the travel bag anywhere, easily on a boat, motorcycle, kayak, or bicycle.