This Medium Motorcycle Sissy Bar Bag is made from high-quality and water-resistant cordura. The bag is constructed with a semi-rigid frame for shape retention and all zippers are lockable with padlocks. The bag provides 1342 cubic inches of storage, it fits most sissy bars, luggage racks, or backrests, perfect for your daily rides. The mounting system is universal [please watch the installation guide below], installation is quick with reliable hook and loop strap closure. The bag is fully accessible while mounted and its clean appearance matches your motorcycle seat, saddlebags, and riding apparel. This bag includes a detachable full-size roll bag with a shoulder strap and top carrying handle. The internal mesh pocket for extra storage and organization. If you are not satisfied with your purchase we will be more than happy to offer a full refund of the purchase price within 30 days, we know that it is very important for any bikers out there.