Come and see our amazing products. The cup body is made of high-quality ceramic materials (the cup body material can also be PP or paper), which is environmentally friendly and healthy. The inner surface of the ceramic is smooth and clean. It is suitable for brewing all kinds of hot drinks. The cover and sleeve are made of silicone to prevent burns. Suitable for microwave ovens, dishwashers and ovens. It is ideal for home, office and gift giving.5.4"Lx 3.5 diameter. Available in many colors and custom logo is welcome. Pls confirm with us about the packing info, stock color and exact production time before placing your order.