[Product Information]

• Turns a variety of water bottles into a hydration system
• Includes four adapters to fit Evian， Sigg， Nalgene， and standard PET plastic bottles
• Round Helix bite valve for easy drinking at any angle; delivers high water flow with minimal bite pressure
• Dirt-Shield protective cover keeps valve free of dirt， sand， dust， and pollution
• Includes blue transparent co-extruded tube