Source with sunblock hose cover keeping UV light out this replacement hose and valve was made in Israeli for the USMC and military to use with all source and Camelbak military style bladders that have QMT (Quick Mate Technology).
The Source Cool weave tube cover insulates and blocks UV-light that not on keeps water cool it Inhibits bacteria growth. The replacement also comes with a no-bite-valve and cover for a complete solution.
Shipped in USA
Genuine US Military Issue Hydration Pack Hose
Dirt Shield and Valve Cover
NSN: 8465-01-562-6046
Quick release compatible