JavaFly heat resistant borosilicate glass cups redefine the term mug shot. Enjoy your favorite hot drink in a beautiful glass in the comfort of your home without scalding your hand. JavaFly glasses are the perfect vessels to receive your hot drinks from capricious cappuccinos to levitating lattes, maximizing macchiato or teasing teas. JavaFly manufactures the highest quality accessories so that you enjoy your favorite cup tastefully. Made of heat resistant borosilicate glass, these clear glass mugs will last long after your cup is drained.