The Polar Bottle's double-wall construction incorporates a thermal barrier of air to keep heat out and keep cold in. In addition, a foil layer reflects solar rays for additional protection.

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The Easy Clean Valve System lets you remove and clean the valve on a regular basis. Now you can drink fruit juices and sports drinks and never get stuck. Twist valve counterclockwise to align dots. Pull the valve out. Reverse the procedure to put the valve back in. The Polar Bottle is dishwasher-safe. Colors available: Blue, Pink, lime Green, Chalk White.