Trail Running Backpack

Whether trail running, fastpacking, or peak bagging, a versatile backpack is essential for full day outings. Designed to blend the best features of modern running vests with the capacity and durability of alpine packs, moving fast on exposed terrain has never been more comfortable.


Pack Features

  • Newly refreshed for 2023!
    • Updated material, fabrics, and hardware recommendations
    • Two vest strap sizes, each a bit shorter for improved fit
    • Improved standard straps for more casual day packs
    • Refreshed instruction manual and pattern panels for clarity
    • Inclusion of metric measurements
  • Modern running pack with vestlike suspension
  • Upfront water bottle and secure phone pockets
  • Boobies friendly sliding sternum straps
  • Roll top closure compatible with 2L hydration bladder
  • 12L volume streamline pack that tapers with torso
  • Finished pack measures approx 16" x 9" x 5"
  • Weighs 11.8 oz (as built pack shown in gallery)

Two Variations for Shoulder Strap Construction

  • Wrap-around harness with compression lacing
  • Conventional dual-webbing attachment


Downloadable PDF sewing pattern includes

  • Print at home pattern suitable for both Letter and A4 sized paper
  • Large format pdf for A0 and 36" x 48" paper
  • Detailed step-by-step sewing instructions
  • Illustrated construction methods and techniques
  • Complete list of recommended materials
  • Peer reviewed and tested sewing pattern and instructions
  • Video sewalong series showing start-to-finish of a fresh build!

If you already own the pattern, download the 2023 refresh using your original payhip link.
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Fabric Panel Options Length (Width) Links
Body 210d Gridstop, XPac VX21, EPX200, HyperD 300 1/2 yd (54") Ripstop by the Roll logo
Top Collar Body fabric or lighter, Xpac VX07, 100d Robic, Hex 70 1 yd (54") Ripstop by the Roll logo
Padded Mesh 1/8" 3d spacer mesh 12 in (60") Ripstop by the Roll logo
Inner Lining 1.9 oz Coated Nylon, Hex 70 1/2 yd (54") Ripstop by the Roll logo
Stretch Mesh Spandura, Venom UL Stretch Mesh 1/4 yd (24") Ripstop by the Roll logo

Qualified purchases support at no additional cost to you. See Disclosures for more information.

The pattern instructions includes a comprehensive material list including recommended hardware, zippers, and webbing.
See Technical Fabrics for more options and details about pack fabrics, linings, and foam.

Suggested needle and thread pairing

  • 🪡 Microtex or Jeans/Denim Needle, size 90/14
  • 🧵 Gutermann MARA 70 - Tex 40 polyester thread

Thanks for being trusted pattern testers and reviewers