Specifications: Brand: ROCKBROS Material: Case: Polyester+PVC with PE board support inside Top cover: PU+EVA Weight: about 934g (with bandage) Color: Black Capacity: about 12.5L Features: Firm and anti-pressure: the main body is made of polyester + PVC with PE board support inside, the shape is firm and anti-pressure without deformation. Easy installation: The quick release design is easy and convenient to install, and items can be stored in the back seat after parking. Meticulous storage: The bag is designed with multiple organization zones, which can conveniently accommodate various accompanying items. Inside, there are hidden zipper pockets, an internal net, connecting straps and a large-capacity main compartment. The large opening of the flap allows easy access to the items. Multiple Straps: Equipped with multiple straps to ensure the pannier bag is stable and does not shake during riding. Reflective Signage: provides extra safety when riding at night and makes you more easily recognizable by other road users. Multi-purpose: The shoulder strap can be replaced with a hook, making it easy to carry after parking. One pack can be used multiple times, making travel more convenient. Detail: Widened comfortable PVC handle, soft and easier to carry The leather back is soft and fits snugly against the back, and is very easy to scrub. The lockable two-way zipper can be pulled and closed in both directions smoothly and conveniently