Meet the Antidote. More than just a reservoir, the Mil Spec Antidote Reservoir redefines the ultimate delivery system for an operator’s water supply and provides maximum adaptability for changing missions or combat environments. The reservoir image on this page is backlit to show detail. Actual color of the reservoir film is black. Features Quick Link Exit Port and QL HydroLock Bite Valve Adapter: tube clicks off for faster refilling with auto shut-off New Fillport: industry’s largest opening with air-light ¼ turn open/close for quick, secure seal that can’t be over-tightened; lighter weight lower profile design Low-profile, baffled design reduces reservoir stack and maximizes stability QL HydroLock offers easy, one-handed on/off water flow on drink tube Quick Link and QL HydroLock drink tube: quickly and easily attach any CPC accessory including the USMC standard filter Insulated drink tube cover protects tube from harmful UV rays and abrasion