Handcrafted, double wall drink-ware with unique designs. Combining craftsmanship and creativity, this handcrafted double wall glass features a creative design enclosed within the inner layer. Its seamless surface protects the design from being exposed to your drink and to the outside air, creating a long-lasting and fine piece of drink-ware. Made from chemistry-grade borosilicate glass, the result is a quality piece of drink-ware that can hold a wide range of drinks from ice cold to hot. The two walls create a temperature-resistant layer that allows you to preserve and insulate beverages at just the right temperature