Keep your water flowing freely, even in the most harsh conditions.
The CRUX® Thermal Control kit takes insulation to the next level so your tube and valve stay ice-free. Designed for reservoirs with the Quick Link™ system, this cold-weather accessory will extend the range of use your hydration pack during all outdoor adventures.

Features
• Insulated tube - protects the flow of your fluids in cold conditions
• Freeze-proof valve - integrated cover keeps ice from forming in the bite valve
• Fits reservoirs with Quick Link™ system - keep your CRUX® working hard year-round with this easy upgrade