Genuine US Military replacement hydration system drinking tube. 

Tube is compatible with many different connection types and will work with most brands. 

To connect place tube tip in boiling water for about 20 seconds, remove, take towel to grip tube and push onto the CamelBak quick connect on/off valve. 

Tube is made in the USA. 

CamelBak Big Bite valve is made in the USA.  

First use of bite valve you will need to pinch rubber end to get center seal to open. You would then bite down on the mouthpiece to allow water flow. 

42.5" inches tube length.  

BPA free. 

Replacement tube NSN# 8465-01-519-2385