Designed With The Beer Drinker In Mind But Excellent For Cooling Anything In A Cooler28 Beer-cave Cold Thermochromatic "smart" Temperature Sensor Rugged Uv Stabilized Color Container Nontoxic & Biodegradable Max Surface Area For Faster Cooling Leakproof Ultrasonic Spin-welded Cap Available In Team Colors Limited Lifetime Guarantee Made In The Usa 2.5lbs