The Alaska Guide Creations Stalker Hydration Pack is the perfect addition to your AGC binocular pack. The Stalker pack is made to clip into any AGC binocular harness and is perfect for going out to check trail cams on a hot day or going for a short birdwatching trip. Alaska Classic DimensionsFits up to a 3 Liter Reservior, (Not Included)Clips into any Alaska Guide Creations Bino Pack (not included) with Auto-locking BucklesAmbidextrous Hose SlotsGreat for stalking and checking trail camsBreathable Mesh Back PanelLarge Mesh PocketManufacturer Warranty: Workmanship GuaranteedMade in the USAWeight: 15.2 oz Alaska Guide Creations Stalker - Cipher Hydration Pack STK-CIP