Upgrade your drinking experience with Double Wall Skull Glasses - the perfect conversation starters for coffee or cocktails. Crafted from durable Borosilicate Glass. these sleek and eco-friendly glasses offer a crystal-clear look. Heat resistant and easy to clean. they'll elevate your favorite beverages. The Double Wall Skull Glasses is the perfect gift for any occasion. Whether it's weddings. anniversaries. birthdays. housewarming parties. bachelor or bachelorette parties. Mother's Day. Father's Day. Valentine's Day. or simply to show appreciation. it makes a great gift for both men and women.