Use this 27l (7.1gal) clear bladder liner as a replacement, when ever it is required. Whether you'd use it as a refill or replacement, keep one of these as a spare. Made of clear heavy duty food grade, BPA-free polyethylene. 27l (7.1gal) capacity. "Wine cask" screw tap/drain.
FRONT RUNNER COLLAPSIBLE WATER BAG LINER - WTAN013