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Retailers' Descriptions

Here's what other sites are saying:

The Osprey Viper 9 offers a simple solution for riders looking to travel light while riding, with plenty of space for water in a light, versatile and high-performance package.

- REI

The Osprey Viper 9 Pack is a cycling pack for pedaling the miles with the necessities close by. It all begins with an Airscape backpanel for plenty of ventilation against the body and then Uses a Biostretch; harness for additional cushion against the shoulders. Comfortable carry of your stuff makes a world of difference when you're going on mile 20 into the ride. Then let's talk hydration, because working those tHighs will have you sweating up a storm and you'll need to get your hands-free drink on. This pack includes a Hydraulics; LT 2.5L reservoir, and the end of the hose Features a magnetic bite valve that connects to the sternum strap, so you know right where your drink is. When you're stopping off to rest or ready to hit up a restAurant for a meal, attach your helmet to the bag using the LidLock; system so you know where it is when it's time to go. Features of the Osprey Viper 9 Pack Upper side compression straps Direct access zip path to reservoir compartment Heat embossed scratch free zippered stash pocket Front fabric shove-it pocket with zippered organization pocket Lidlock helmet attachment Blinker light attachment Stretch mesh harness pocket Magnetic sternum strap bite valve attachment

- Moosejaw

Whether it's an epic relay race, steep switchback trail, or a challenging cross country ride, trust your thirst-quenching needs to the Osprey Viper 9 Hydration Pack. The AirScape back panel and BioStretch harness keep the pack from shifting around during fast-paced pursuits and are ventilated to maintain comfort when you break a sweat. Even better, the full-featured three-liter Hydraulics Reservoir is shaped to match the contour of the back panel, which means better balance and less sloshing.

- Backcountry.com

The Osprey Viper 9 Hydration Pack delivers the outstanding functionality of Osprey's Hydraulics Reservoir in a versatile, light weight, high-performance package. Upgrades to the line include a front shove-it pocket that increases the range of use for the packs and fresh vibrant colors and styling. Distinct sizing and design for men and women ensures that this Osprey Viper pack will provide optimal fit and performance for any activity. 3L Hydraulics Reservoir included. A removable, 20mm ErgoPull webbing hipbelt keeps the pack stable. New direct zip access hydration sleeve for fast loading and Osprey Hydraulics reservoir included. Quickly secure a helmet to your Viper Series pack with the LidLock. A wide panel access to the main compartment with sleeves for pumps and tools. Versatile front shove-it pocket for quickly stashing extra gear. A zip access pocket with protective embossed fabric that fits sunglasses, cell phones or other electronics. Zippered front panel pocket with organizational dividers and key clip. 210D polyester triple diamond ripstop. 600D polyester. Available Color(s): Gunpowder Grey

- Tahoe Mountain Sports

Osprey's Viper 9 is designed for cyclists who like to push the limits-packing full day rides into half that time and bringing just enough gear to make it home. NOTE: The 2.5 Liter Hydraulics(TM) LT Reservoir does not include the QuickConnect(TM) System for this pack. Osprey's Viper 9 is designed for cyclists who like to push the limits-packing full day rides into half that time and bringing just enough gear to make it home.Whatever you choose to carry, the foam framesheet spreads your load across a ventilated mesh backpanel for all-day comfort. The BioStretch(TM) shoulder harness provides a contoured fit and the webbing hipbelt is removable to shave ounces. If you end up carrying extra weight, top compression straps lend extra load stability.Access your gear in the main compartment via the zippered front panel. You can slip small items into the dual side mesh or harness pockets or stash a layer in the front fabric shove-it pocket for quick access. There's even a scratch-free slash pocket for your shades. Bike-friendly features include a Hydraulics(TM) LT 2.5 liter reservoir with magnetic bite valve retention, internal bike pump storage loops, and Osprey's innovative LidLock(TM) helmet attachment system. KEY ATTRIBUTES HYDRATION A dedicated hydration compartment with direct zip access for easy loading includes a Hydraulics(TM) LT 2.5 liter reservoir with magnetic sternum strap bite valve attachment. LIDLOCK HELMET ATTACHMENT SYSTEM When you're at the brewpub celebrating a great ride, the LidLock(TM) system connects your helmet to the pack so you can retain possession of both after a couple of lagers. LIGHTWEIGHT Ultralight with minimal body contact for a fit that feels like it's not there. FEATURES Upper Side Compression Straps - Dual upper side compression straps help stabilize the load Front Shove-It Pocket - Front panel shove-it pocket with zippered organization pocket helps gear accessible and systematized LidLock(TM) Helmet Attachment - An elasticized LidLock(TM) helmet attachment system provides storage for your helmet Blinker Light Attachment - The blinker light attachment strap found near the base of the front panel of the pack allows for quick light attachment for high visibility in the dark Hydration Compartment - Hydration sleeve with direct access zip offers fast loading. Hydraulics(TM) 2.5L LT reservoir included Harness Pocket - Stretch mesh harness pocket provides easy access to energy snacks and other quickly needed items Front Stash Pocket - Front zippered stash pocket with heat embossed scratch-free lining safely holds sunglasses or phone

- Massey's Outfitters