Replace or add a drink tube to any screw-top Platypus hydration reservoir or bottle.

Platypus Hoser 1ltr Hydration System turns almost any pack into a hydration pack, or use it with a cap for drinking and cooking around camp.

Platypus Hoser 2ltr Hydration System turns almost any pack into a hydration pack, or use it with a cap for drinking and cooking around camp.