Rhinowalk Rear Bag, 4L Cycling Tail Bag for Bike Seats; Portable and Waterproof Bike Saddle Bag; Ideal for Cycling Adventures

Waterproof fabric, technology, protects items inside bag from rainwater intrusion. With reflective pattern for safety night cycling. Easy and quick to install and remove. tail light belt design allows for hung tail light. With a 4L capacity, it provides ample storage space for your items such as keys, mobilephone, wallet, etc.