1. An Amazing Choice: If you love coffee as we do, you must know that the cup you use is as important as the coffee to maximize its flavor and taste! That is why our clear glass cups are specially designed to make every sip count, featuring an ergonomic design with double insulation for long-lasting freshness and warmth! 2. Glass: The clear glass coffee mugs are crafted with attention to detail using high-quality borosilicate glass, which is durable and resistant but also perfectly transparent, odorless, and completely food-grade! 3.Double Wall Insulation: Our insulated coffee mug with handle features double wall insulation that provides excellent thermal retention to keep your beverages, cappuccino, latte or other drinks piping hot without burning your fingers. 4.Exquisite Presentation: Featuring a double-layer design, the insulated cup with handle creates a superb optical illusion making the coffee appear like it's floating, perfect to impress your guests with an impeccable serving.