Carolina Panthers NFL Crystal Freezer Mug DUC1CAR-LCM129 16-oz crystal freezer pilsner glass Combines state-of-the-art refreezability with team colors and graphics Technology keeps drinks "crushed ice" cold for hours without the watered down effect of icePlace in freezer 1 hour or more prior to use, frozen crystals will turn a frosty white color when ready Filled with non-toxic, refreezable crystals Not recommended for dishwasher or microwave Officially licensed Made in China