Product details: Brand: ROCKBROS Product name: Bicycle pannier bag Color: Black, Military Green Capacity: Approx. 9L-15L Fabric: 600D Polyester Weight: Approx. 1055g (Single package) Size: Approx. 33*27*14cm Features: 9-15L Large capacity and expandable: The ROCKBROS bicycle pannier bag offers you a capacity of 9-15L and can be expanded if necessary. Enjoy enough space for your essentials during your cycling trips. Velcro design with large opening: The large opening design allows you to easily access items and keep them safe. This bicycle bag is lightweight and easy to carry, making it perfect for use on the go. Inner compartments for easy organization: The bag has inner compartments for storing and organizing your essentials. This way you can keep track of everything and store your things neatly. Adjustable fastening and water-resistant material: The bag can be easily attached to the bike with the adjustable fastening straps. The 600D polyester material is water-resistant and protects your items from light rain (not suitable for long-term immersion in water). Versatile carrying options and reflective logo: The bag is equipped with an adjustable shoulder strap (82-149cm) and can be carried as a shoulder bag or handbag. Combined with the adjustable buckles, the maximum distance can reach 19cm, which is compatible with more saddles and frames and makes it more convenient to use. The reflective logo also ensures improved visibility and safety when riding in low-light conditions.