Product details:

With the included 3 L Hydro reservoir, the Gregory Nano 22 H2O hydration pack is ideal for quick missions to catch the sunset or a weekend at your favorite mountain music fest.

• Light yet abrasion-resistant 210-denier nylon ripstop, with an extra-durable 420-denier nylon base panel
• Perforated foam harness to comfortably carry the load without excess weight
• Magnetic sternum strap for one-handed buckling and quick parking for a DryLock bite valve
• Webbing waistbelt stabilizes the load (you can remove it if you don't need it)
• Zippered pocket houses the 3L hydration reservoir or doubles as a sleeve for a tablet or 13in. laptop
• Zippered front pocket has an internal organizer and a key clip
• Side mesh pocket carries a water bottle
• Front loop lets you clip on a blinky light and reflective side loops secure water bottles or other gear