The PRO Discover Seatpost Bag is a waterproof bikepacking seatpost bag.

Designed to provide you with a better sports’ bicycle experience the PRO Discover Seatpost Bag is a 15-litre capacity bikepacking seatpost bag. It features a waterproof construction and a, large, single compartment design.

Its anti-sway build ensures it does not swing, even on the roughest terrains, and the Discover Seatpost Bag also boasts bungee cord storage atop the bag, as well as reflective trim to ensure you are more visible to motorists.


  • Seatpost bag for bikepacking
  • Large single compartment design
  • 15l capacity
  • Waterproof construction
  • Bungee cord storage for additional items
  • Anti-swing construction
  • Reflective trim to improve visibility
  • Mounting points for lights or other accessories

About PRO
The Pro brand was founded in 1981 and has been developing bike components and accessories in cooperation with professional riders ever since. PRO is a subsidiary of Shimano and applies the same quality standards to its products.

Instore Availability

to help

Get in touch

If there is something else you need help with, don't be afraid to get in touch, our friendly staff are here to help.

Contact Us

Website by The Bold