Come and see our amazing products. The color glass double-layer insulated tea cup and coffee cup have a capacity of 6.5 ounces, and are made of high borosilicate material, which is very heat-resistant. It is stronger and more durable than ordinary glass and has a smooth surface. We have three colors for you to choose from. We welcome customized logos, please contact us. Pls confirm with us about the packing info, stock color and exact production time before placing your order.