Source Tube Insulator

.Source Tube Insulator keeps your water and drinking valve insulated in extreme cold weather. Matches all SOURCE Hydration Systems.  Length: 75cm. Being iced off from your water supply is no joke when you're working hard. Keep your hose warmer in cold conditions with this insulating tube cover.

• Nylon cover, laminated to low-profile insulating foam.
• Full-length zipper allows easy insertion of the hose.
• Internal heat pad pouch helps stop the bite valve from freezing up.
• Heat pack sold separately.