Ive got two camo Thermobak3L packs.....100 oz 3L liquid capacity. Storage compartments chest and waist buckle, quick detach straps, on/off shutoff valve, cap for nipple, quick detach nipple, insulated hose and lots of attatch points. 25$ each tyd
One black thermoback2L 2 liter....18$ tyd .
pics at
http://www.archerytalk.com/vb/showthread.php?t=765310