Specification: Color: White/Yellow/Pink/Green/Light blue/Navy (Optional) Material: Stainless steel +PP Capacity: 450 ml Size: 11.5x8.5 cm/4.5x3.3inch Package Included:1 x Coffee Mug Features: Coffee cups are vacuum double insulated. The double wall insulation design ensures that the drink stays hot and cold for a period of time. Allow you to enjoy hot or cold drinks and protect your hands. A BPA-free plastic sliding lid with a rubber gasket is safe and environmentally friendly with good sealing. It's easy to slide open while preventing splatters. Keep the mug clean by closing the sliding cover when not in use. Top with drinking hole, convenient straw. The coffee cup is made of food grade stainless steel. The inside of the coffee cup will not produce any smell, nor rust, easy to clean. Coffee cup body structure is strong, can be used for a long time. You can use stylish, stylish thermos cups for work, school, travel, cycling, etc. Note: The colors may be a little difference for the different monitor display. Please check as much as possible to make sure the item is the one that you need. Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)