【HIGH QUALITY】Double walled glass. Freezer mug is clear, real glass and clear coolant, not the usual frozen or ice cup. Top quality mug made of lead-free high quality borosilicate-glass, Safe for refrigerator use. Beer mugs can withstand sudden changes in temprature difference hot and cold temperature range（-4℉~212℉).

【MOUTH BLOWING】Handmade with traditional techniques, more beautiful, more safe. Because they’re handmade, each one varies slightly.Eliminate the need for ice with this mug which has special double wall filled with non toxic, re-freezable liquid so you can freeze it over and over again.

【KEEP ALL DRINKS COLD】Put this freezer mug in the freezer for 2 to 4 hours, remove and pour your favorite beverage in and it will stay ice cold without being watered down with ice cubes.This double walled cups can be enjoyed with a variety of beverages including soda,beer milkshakes, cider, tea and more. This high quality liquid freezer mugs, keeps beverages colder than other mugs without having to dilute beverages!

【LARGE CAPACITY】16 oz capacity for having a hearty drink. Beer mugs with handles don’t cool your hands and are more convenient.The bottom of the glass beer cup has a small round hole, which allows the glass to breathe during processing and add the refrigerant.

【CUSTOMER SERVICE GUARANTEE】If a ice mug arrives damaged or you have a problem with your mugs. please contact us and we will remedy the issue in a quick and timely manner. Our growth is due to your noble advice.100% dissatisfied with the full refund promise.