Osprey FlapJack 21L Day Pack - Peat Green



Item #: 331820331

Pack for you next great adventure in the Osprey FlapJack 21L Backpack. This low-profile pack starts with a sleek stylish look you will be excited to wear and finishes with a host of functional features you are going to love. Reflective graphic and an included blinker light make you highly visible at night.

NOTE: Find in Store Inventory levels are continuously changing. Please contact store to confirm availability is as shown.


  • Reflective graphics enhance low light visibility
  • Full-length side zippered pocket
  • Spacer mesh harness for comfort
  • Ridged mesh covered foam backpanel allow airflow
  • Removable 25mm hipbelt adjusts to the load


  • Volume: 21L
  • Weight: 2.01lbs. / 0.91kg.
  • Dimensions: 19 x 13 x 9" / 48 x 33 x 22cm.
  • Fabrics: Main (600D Polyspun) Accent (600D Polyspun) Bottom (600D Polyspun)

Shipping Info:

  • Leaves the warehouse in 1-7 business days depending on order volume.
  • Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
  • Note: Shipping restrictions may apply based on location and product size.


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