Timbuk2 Bicycle Seat Pack

Size Guide
Jet Black

Free your pockets of clutter with the Timbuk2 Bicycle Seat Pack. This pack securely straps in place underneath your bike seat. For urban and daily commutes, choose the smaller pack, or the larger option for long road rides where extra tubes and tools are needed. There's even a convenient loop for attaching a blinking light when you're riding at night.

  • No-drag storage hides neatly under your bike seat
  • Versatile buckle straps attach to a variety of seats
  • Zippered compartment for secure storage
  • Loop for attaching a blinking light
Tech Specs


[Small] 20cu in, [Medium] 46cu in

Claimed Weight

[Small] 90g, [Medium] 180g


1 zippered compartment

Recommended Use



[Small bag: 2.8 x 1.8 x 2.8 x 6.7in] [Medium bag: 3.7 x 3.1 x 3.9 x 7.9in]

Manufacturer Warranty


    Sizing Chart

    We’ve made it easy to find the right sized bike for you using our quick reference Sizing Guides! Just use the slider below to navigate through the different 6KU infographics and you’ll be ready in no time! If you are still unsure of which size is best for you we always recommend that you go to your local bike shop and get fitted. Look at the ‘Find a Dealer’ section of our website to locate the closest dealer near you or click here to go straight there.




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