NCAA Michigan 36-Ounce Crystal Freezer Monster Mug
36-ounce crystal freezer mug takes refreezability to a whole new level. Holds a quart of your favorite beverage and keeps it colder longer. This high quality crystal freezer mug, keeps beverages colder than other freezer mugs! Eliminates the need for ice as the technology keeps drinks "crushed ice" cold for hours without the watered down affect of ice! Place in freezer one hour or more prior to use, when frozen crystals will turn a frosty white color. Filled with non toxic, refreezable crystals.