This kit consists of a 1.5 litre water bladder, contained within a high quality hydration pouch. The pack itself features a large filling neck that allows you to easily fill the pack from even the largest container. The bladder is made from an antimicrobial material. Screw cap allows easy access and an airtight seal. The feed tube feeds into the pack at the top of the pouch. Velcro rings on the sides of the pouch keep the feed tube neatly stowed away. The mouthpiece features a protective dirt/dust cap to keep it clean. MOLLE webbing is also found on the front of the pack. Usable between -20°C and +50°C. Can not hold dairy, alcoholic products or hot fluids. A buttoned flap at the rear allows easy access to the bladder inside. Handy carry handle. Olive drab in colour.