Trail Running Backpack

#MakeYourOwnBackpack Sewing Pattern

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

  • 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!

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For inspiration, a list of recommended materials can be found below. Bold fabrics were used in the pack featured in the gallery. #MakeYourOwnBackpack by customizing the design to your suit your style. Learn more about technical fabrics, recommendations, and trusted vendors in our new Fabrics Guide

Fabric Panel Options Length (Width)
Body 210d gridstop, VX-21, 210d Robic, HyperD 300 0.5 yd (54")
Top Collar 500d Cordura, VX-07, 100d Robic, Hex 70 1.0 yd (54")
Padded Mesh 3d spacer mesh - 1/8", 3d spacer mesh - 1/4" 12 in (60")
Inner Lining 1.9 oz Silnylon, ultralight ripstop 0.5 yd (54")
Stretch Mesh Spandura, 4-way stretch spandex 0.25 yd (24")

Thanks for being trusted pattern testers and reviewers