Thanks to : Sierratradingpost
The easiest, most efficient way of re-hydrating yourself- hands-free! Wear system like a back pack, attach or put inside a backpack you may be carrying, or just keep handy for road trips. Ideal for running, biking, climbing, backpacking and skiing. Liquid reservoir bag holds up to 70 oz.; made from food grade, hypo-allergenic PVC plastic that inhibits bacterial growth and doesn’t retain tastes or odors. OK for hot or cold liquids. No leak filler cap large enough to accommodate ice cubes for extra cooling. Mesh back panel allows ice water in reservoir to cool you directly during hot weather activity. Adjustable padded shoulder straps with quick release buckles.
Hands-free drinking accomplished with patented Bite Valve™ mouthpiece.
Light blue back mesh and tubing.
Weight: 9oz. empty.
Closeout 1998 model.