Osprey Viper 4

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Specs

Weight 15 oz / 430 g
Capacity 250 cu in / 4 L

Manufacturer's Description

Visit Osprey's Viper 4 page.

Retailers' Descriptions

Here's what other sites are saying:

The lightest of the Viper series, the Ospery Viper 4 pack provides a 2 liter HydraformTM reservoir, a heat embossed fabric pocket for carrying small items and a bungee lacing system on the front panel for securing an extra layer of clothing.

- CampSaver.com

Built for recreational mountain biking, trail running, and day hiking, the lightweight Viper 4 Hydration Pack from Osprey features a stretch harness, ventilated back panel, and 2-liter reservoir.

- EMS

Streamlined and sleek, the Viper series from Osprey is ready for mountain biking, hiking and trail running. These specialized packs use Spacer Mesh back panels to move moisture, and a Biostretch harness to move with you on aerobic routes.

- Mountain Gear

Hit the trail prepared when you head out with the Osprey Viper 4 Hydration Pack. This hands-free hydration system stores up to two liters of water and can tote the other essentials youll need during your trail runs, rides, and hikes.HydraForm reservoir is made with BPA- and PVC-free materials and features a design that squeezes your water supply for easier drinking SpacerMesh back panel provides super-light cushioning for a comfortable fit BioStretch shoulder harness system features mesh-covered foam for superior comfort and small sleeves to hold your energy gel pouches LidLock helmet clip feature allows you to attach your bike helmet to your pack for hands-free storage. Rear bungee system helps reduce pack volume if youre carrying a smaller load Reflective detailing on front panel and a blinker-light attachment loop help keep you visible

- Backcountry.com

Osprey Viper 4

MSRP:
$64.00

The Osprey Viper 4 is not available from the stores we monitor. It was last seen October 24, 2013 at CampSaver.com.

If you're looking for a new hydration pack, check out the best reviewed current models.