12.5L Large Capacity for Storage: Dimension: 12.4’’L*9.45’’W*8.07’’H, weights: 2.6lb, up to 12.5L designed ideal capacity. This motorcycle tail bag was designed to store your daily cycling essentials like gloves,chain oil, power bank. NOTE: This bag can not store helmet, please confirm your helmet size before placing the order. Hard Shell Waterproof Materials: This motorcycle seat bag adopts hard shell and waterproof material to support your motorcycle trip. The hard shell is more supportive to protect the items in the bag and always looks stylish, and the waterproof material can protect your essentials from getting wet when riding in rainy day. Universal Dual Use Backpack: Not only a motorcycle saddle bag, but also a backpack bag. This motorbike bag comes with backpack strap to convert it into a backpack bag for free transportation. As a tail bag, the fixed strap and the anti-slip bottom can make it stable on the motorcycle rear seat for a long time motorcycle trip. Practicality Motorcycle Gear: The fixed belt can be freely combined to meet the needs of different models, which can fit most motorcycles, dirt bikes, dual sports and enduro. Firm without deformation, it is a accessories para motos/motorcycle accessories that every motorcycle enthusiast deserves Reflective Safety Design: The colorful reflective trims around the zipper and the reflective Logo help improve the safety in night riding, There is a large net bag inside the motorcycle tank bag for convenient storage, and a fixed belt at the bottom to avoid shaking and ensure the safety of the item.