1、The bicycle rack bag is made with waterproof material, effectively repels rainwater and protects your items from getting wet. 2、Designed with a spacious interior, this rear seat carrier provides ample storage space for your essentials such as cell phone, wallet, tools and more. 3、The bicycle rear rack bag features adjustable fasteners, so it can be adapted to a variety of bicycle racks. 4、Equipped with a portable handle design, our rear seat bag allows you to easily remove it when you stop Cycle and take it with you. 5、Our bike trunk panniers feature reflective accents, increasing your visibility during nighttime rides. Whether you have a mountain bike or a road bike, our versatile bags easily adapt to a variety of rack sizes and types. Enjoy the flexibility and convenience of using our bike rear rack bag with any bike setup. Features: The bicycle rack bag is made with waterproof material, effectively repels rainwater and protects your items from getting wet. Designed with a spacious interior, this rear seat carrier provides ample storage space for your essentials such as cell phone, wallet, tools and more. The bicycle rear rack bag features adjustable fasteners, so it can be adapted to a variety of bicycle racks. Equipped with a portable handle design, our rear seat bag allows you to easily remove it when you stop Cycle and take it with you. Our bike trunk panniers feature reflective accents, increasing your visibility during nighttime rides. Specifications: Material: PVC Color: Black/ Orange/ Yellow (optional) Size: 24.5*17*41cm/ 9.7*6.7*16.1in Weight: 1720g/ 60.7oz Package List: 1 pair * bike rear rack bags 1 pair * bike rear rack bags