Windrider – 40l





A first choice for goal-oriented backpackers and thru hikers, our flagship 2400 Windrider ultralight pack offers the optimal balance of strength, weight, comfort and performance. Made with ultra-durable, 100% waterproof Dyneema® Composite Fabrics (formerly Cuben Fiber), this pack will help increase your speed, efficiency, distance and overall enjoyment outdoors. Weatherproof your kit with our Stuff Sacks.


1.76 lbs | 28.2 oz | 799g (White)
1.85 lbs | 29.6 oz | 839g (Black)

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  • Made in Maine
  • Three external mesh pockets — Makes it easy to see what’s in your pockets and allows gear to dry faster
  • Removable, contoured aluminum stays
  • Dyneema® Hardline shoulder straps with 3/8” closed cell foam and spacer mesh
  • Compression System
    • Roll-Top closure system with side compression straps for vertical compression
    • Side compression straps for horizontal compression
    • Top Y-strap compression — Designed to secure gear
  • Dyneema® Hardline hip belt with 1/8” closed cell rigid foam, 3/8″ closed cell foam and spacer mesh
  • Dyneema® Hardline zippered pockets on hip belt with #5 YKK zipper
  • Adjustable sternum strap with self-tensioning elastic
  • Ice Axe loop
  • Hydro port and internal mesh hydro sleeve
  • Four exterior triglide buckles for optional pack accessory straps
  • Proprietary seam sealing on all side seams and behind all sewn-on pack features



  • 1.76 lbs | 28.2 oz | 799g (White)
  • 1.85 lbs | 29.6 oz | 839g (Black)

Load capacity: 20 – 40 lbs


  • Body: 50D Dyneema®/Poly Hybrid
  • Bottom: Double reinforced 150D Dyneema®/Poly Hybrid
  • External Pockets: Mesh


  • Interior: 2400 cu. in. (40L)
  • External: 600 cu. in. (9.8L)
  • Center pocket: 300 cu. in.
  • Side pockets: 150 cu. in.


  • Top Circumference: 37.5″ (95.3cm)
  • Bottom Circumference: 33.5″ (85.1cm)
  • Height (fully unrolled): 30″ (72.6cm)
  • Back Width: 10.5″ (26.7cm)


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