BLACKHAWK! 100oz AntiMicrobial Replacement Reservoir Replacement 100 ounce hydration bladder for the Blackhawk hydrastorm pack 100 ounce reservoir holds enough water for long trips Microban anti-microbial technology keeps infection away from your water and delivery tube Complete with 40 inch reservoir Biteme bite valve allows hands-free drinking Includes Tube Cover and Black Bite Valve 100 oz. reservoir and 40 delivery tube with Microban antimicrobial technology Black, Coyote Tan, or Foliage Green screw top with lanyard Bite Me bite valve with on/off lever