Waterproof backpack bag Biltwell Exfil-65 Waterproof motorcycle bag for sissy bar. A UV treated 1680 denier ballistic polyester construction with a PVC treatment on the outer panels for improved weather resistance. A zippered pocket on the bottom of the bag holds a weatherproof cover that pulls over the loaded bag for 100% waterproof protection. The bag closes with a large roll-top type closure with reinforced nylon quick release buckles and can be opened without disturbing the attachment points for quick access. It will also allow you to store a bed roll, an item of clothing or the like. A convenient pouch behind the front flap keeps items secure yet easy to reach. The Exfil-60 is a medium sized bag that will hold 60 12oz cans and in terms of size can be used on virtually all bikes small and large. Universal mounts with 5 integrated compression straps and four attachment points. 3 rows of MOLLE webbing for additional attachment points. The adjustable shoulder strap is padded and removable, making the bag suitable for off-bike use. approx. Dimensions: 18" (45.7cm) high x 14" (35.6cm) wide x 11" (28cm) deep.