Come and see our amazing products. The tea cup is made of borosilicate glass material. It is heat-resistant (140) and cold-resistant( -20), so the cup is more durable to serve you for a long tome. Our mug with double cup body design. The coffee mug will block the temperature for you to easily hold the mugs, and the lovely design make it more interesting and elegant. The coffee mug is suitable for all kinds of beverages, such as coffee, milk, espresso, tea and so on. The stylish look is functional yet decorative. 3" L x 3.6" H Pls confirm with us about the packing info, stock color and exact production time before placing your order.