Osprey Viper 13

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Weight 1 lb 7 oz / 640 g
Capacity 800 cu in / 13 L

Manufacturer's Description

Visit Osprey's Viper 13 page.

Retailers' Descriptions

Here's what other sites are saying:

Free Shipping. Osprey Viper 13 Pack FEATURES of the Osprey Viper 13 Pack AirScape backpanel with perforated foam provides cushion and ventilation Ventilated harness is light and breathable 20mm webbing hipbelt keeps packs stable Unique New hydration sleeve design with direct access zip for fast loading LidLock clip quickly secures helmet Versatile front shove-it pocket for quickly stashing extra gear Main compartment with sleeves for pumps Top zip access sunglass pocket with protective embossed fabric Blinker light attachment patch and reflective graphics for safety Magnetic sternum buckle for quick access to the reservoir bite valve 3L Hydraulics Reservoir included Front stretch mesh pocket Interior dividers in shove-it pocket create three separate compartments Lower compression strap to pull weight close to the body Mesh Backpanel Creates a lightweight, yet supportive and ventilated backpanel Biostretch Ventilated Harness Built-in magnet for quick bite-valve attachment Sternum strap with magnetic hose attachment EVA foam is perforated with large holes for enhanced breathability and comfortable stretch Breathable spacer mesh creates soft, irritation free contact surface Detachable Webbing Hipbelt Modified-Straight ErgoPull hipbelt closure SPECIFICATIONS of the Osprey Viper 13 Pack 210D polyester triple diamond ripstop 600D polyester Volume: 793 cubic inches / 13 liter Weight: 1 lb 4 oz / 0.555 kg Reservoir Weight: 11 oz / 0.31 kg Dimension: (H x W x D): 20 x 9 x 8in. / 50 x 22 x 21 cm This product can only be shipped within the United States. Please don't hate us.

- Moosejaw

The Osprey Viper 13 provides enough carrying capacity to bring all the necessary gear on a full-day mountain biking, trail running or day hiking adventure. The included 3 liter HydraForm reservoir and magnetic bite valve attachment keep dehydration at bay.

- CampSaver.com

Built for 3+ hours of riding and offering plenty of organization options, the Osprey Viper 13 hydration pack totes your gear plus 3 liters of water for your extended rides.


Osprey Viper 13 - New - Men's Mountain Biking/Trail Running/Day Hiking The largest volume in the Viper series, the Viper 13 has a front stretch mesh pocket, interior dividersin shove-it pocket that creates three seperate compartments and a lower compression strap to pull weight close to the body. With these extra features the Viper 13 is the pack best suited for 3 hours plus of riding with the added capacity for extra food, layers and tools. This hydration pack is also ideal for longer trail runs and day hikes. *3L Hydraulics(TM) Reservoir included Viper 13 Features ErgoPull(TM) Hipbelt Hydration LidLock(TM) Panel Load Access Shove-it Pocket Stretch Mesh Front Pocket Stretch Mesh Side Pockets Top Slash Pocket Zippered Front Panel Pocket ErgoPull(TM) Hipbelt Volumes and Weights US and International weight and volume specifications Size cu. in. liter lbs/oz kg. One Size 793 13 1/6 .63 Dimensions Dimensions are shown as length (height) x width x depth IN: 19 x 7 x 11 CM: 48 x 18 x 29

- Massey's Outfitters