Material: The bicycle bag is made of high quality canvas and PU leather stitching, which is sturdy, wear-resistant and durable. Suitable for carrying a variety of items by bicycle.Dimensions: Large volume capacity up to 9.5 gallons (about 36L). Single bag size: approx. 27*44*15cm/10*17*6inch. It provides enough space for bicycle accessories, bicycle tools, items and camping gear.Comes with two black ropes, the bag can be easily installed through the small holes and attached to the bike rack. You can use one rope and another is in reserve or you can use two ropes at the same time.Retro design: classic vintage canvas look and buckle on the bag cover for quick opening and closing for protect the material from falling. There is a bag on the side of each bag, which is very convenient to store small items.Easy installation and attachment to the bike rack without additional accessories and tools. Well organized, each side of the bag has a large compartment.