Tundra Series Small panels are great for keeping a small lunchbox sized coolers contents frozen for several hours. Add one or two of these panels to the frozen contents of a small cooler for best results. Pre-chilling and packing cooler tightly with little air will yield best results.
- THERMOCHROMIC “SMART” TEMPERATURE SENSOR
- RUGGED UV STABILIZED COLOR CONTAINER
- NON TOXIC, BIO DEGRADABLE
- MAXIMUM SURFACE AREA FOR FASTER COOLING
- LEAK PROOF ULTRA SONIC SPIN WELDED CAP
- LIMITED LIFETIME WARRANTY
- MADE IN THE USA