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Hyperlite Mountain Gear - Windrider 40 Pack

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Stock #: 566ZZ-
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Voted “Best Ultralight Pack” by Backpacker Magazine, the 2400 Windrider’s minimalist lightweight design includes everything you need and nothing you don’t. A first choice for thru-hiking the Appalachian Trail, the Continental Divide Trail or the Pacific Crest Trail, Hyperlite's flagship pack holds your food, sleeping system, clothes and everything else you’ll need for your lightweight or purist ultralight adventure. And it’s also the perfect size for weekend outings, casual adventures or leisure travel. Made from 100% waterproof Cuben Fiber, the Windrider is highly durable and weatherproof. Use this backpack with Hyperlite's Cuben Fiber stuff sacks for a nearly perfect waterproof kit.


  • Three external mesh pockets -- Makes it easy to see what's in your pockets and allows gear to dry faster
  • Removable, contoured aluminum stays
  • Spectra 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
  • Spectra Hardline hip belt with 1/8” closed cell rigid foam, 3/8" closed cell foam and spacer mesh
  • Spectra 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
  • Spectra Fiber Tex 69 thread


  • Weight: 1.76 lbs | 28.2 oz | 799g (White)
  • Load capacity: 20 - 40 lbs
  • Body material: 50D Dyneema®/Poly Hybrid
  • Bottom material: Double reinforced 150D Dyneema®/Poly Hybrid
  • External Pockets: Mesh
  • Interior volume: 2400 cu. in. (40L)
  • External volume: 600 cu. in. (9.8L)
  • Center pocket volume: 300 cu. in.
  • Side pocket volume: 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)

Additional Information

Year Spring 2015
Intended Use Hiking/Backpacking