A solution for taking your essentials along the trails, this expandable pack features an aerodynamic design offering 60 to 80 cubic inches of storage. The next time you plan a journey, put together the basics, secure them inside, and then attach the pack to your seatpost before taking off.
Made out of 1000 Denier nylon
Holds 0.98 to 1.37 liters (60 to 80 cubic inches)
Stay visible with the 3M™ Reflective Strip and safety light clip
Fits seatposts ranging from 27.2 to 34.9mm in diameter