Waterproof Bike Saddle Bag Bullet Points: Convenient for Taking: The design of the Bicycle Saddle Bag adjustable strap supports people to take it off at any time and carry it with you, with a small size. Fine Quality Materials: The Bike Seat Bag is reliable and durable, made of waterproof oxford fabric to support people riding in a variety of weather conditions. Quick Installation: The Cycling Bag under Seat can be fixed at the bottom of the bench at will, and the installation and disassembly are convenient and quick. Adjustable straps are designed. Safe and Harmless: Bike Saddle Bag is designed with reflective strips at night, which ensures the safety of your night riding and can warn the rear vehicle from a distance. Large Storage Room:Despite its diminutive size, the Bicycle Seat Bag features a huge storage compartment where it can fit all the essentials for cycling, including tools, phones, keys, and so on. Description: 1. Made of oxford cloth, waterproof and durable. 2. Adjustable strap design, easy to carry. 3. Night reflective strip design, safe night riding. 4. Large capacity, small size, can store all riding tools. Specifications: Product material: 1680 Oxford cloth Product size: about 21*9*9.5cm/8.27*3.54*3.74in Waterproof: daily waterproof Color: black, red, blue Fixing method: adjustable installation Features: night reflective strips, large capacity Packing List: Saddle bag*1 PC Notes: 1. Due to the lighting effects and angles, there is a color difference in the product, please understand. 2. Due to manual measurement, there is a tolerance in the product size.