Features: Made of premium quality PVC material, water-resistant, tear-resistant and stain-resistant, long-lasting durability, keep a long service life. High intensity fabric keep strong capacity bearing up to 200kg/440lb, wear-resistant. Large capacity up to 48/66L(includes all pockets), can pack everything you need for a long distance riding trip. Reflective stripe design for added visibility and safety at night, improve your safety. Outlet valve at the side to reduce the size of the bag for easy storage. Waterproof name card holder for easy to identify your bag during the trip. Great accessory for bicycle rider, suitable for riding, hiking, camping and other outdoor activities.