The lightweight saddle bag made of highly water-repellent material can be easily mounted on regular seatposts with a Velcro fastener and provides ample space for tools and spare tube. Features: Very durable and water repellent material Water repellent Zipper Seatpost protection due to reinforcement Hypalon front Fits multitool and spare MTB tube (SIZE L) Transports multitool and spare tube Hypalon reinforcement at the front to protect the seatpost Strong abrasion resistant and water repellent material