The SOURCE Convertube turns almost any bottle into a hydration system, giving you the ability to drink on the move without taking the bottle out of the pack.

Features:

• Turns a variety of water bottles into a hydration system
• Includes four adapters to fit Evian, Sigg, Nalgene, and standard PET plastic bottles
• Patented non-bite Storm push-pull valve for straw-like drinking
• Dirt-Shield protective cover keeps valve free of dirt, sand, dust, and pollution
• Drinking tube with Cool Weave cover blocks UV light and insulates; compatible with QMT accessories