Features: brand new and high quality Good insulation effect, suitable for both hot water and cold water, very practical. Environmentally friendly, made by non toxic material, smooth edges, harmless to people. Small size, lightweight, portable, easy to carry, you can take it while shopping or traveling. Made by metal, durable and strong, not easy to break or damage, anti corrosion, has long service for time. A truly unique and wonderful gift for all occasions, can be given as meaningful gift for your kids or students. Specifications: Material: Metal Size: Approx. 125x54 mm/4.92x2.13 in Color: Green/Pink/Red/for Sky Blue/White Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Vacuum Flasks