Compartment Storage: Capacity: up to 2.5L. Storage compartments are added inside to facilitate the storage of different types of items. Easily store mobile phones, keys, wallets, gloves, etc

More Details: Well designed shape to reduce air resistance to the minimum, for your high speed cycling experience.

Good Waterproof Performance: Made of super-light material, provides great waterproof performance to protect your valuables from water, dirt, and dust. Adopts high frequency welding technology, durable, cold-resistant, age-resistant, solid and easy to clean

Stable & Adjustable Strap Mounting – Reinforced straps wrap securely around the saddle rails and seatpost for a snug, rattle-free fit, delivering dependable attachment for daily commutes or touring adventures.

Aerodynamic & Durable Construction – Streamlined wedge shape minimizes wind drag while providing ample storage for tools, tubes, and accessories;