The cup is made of stainless steel, and it is safe andnon-toxic. It can keep your water warm and it is suitable for home, office andtravel. The cup can be used repeatedly and durable for long time use. Features: High quality stainless steel material, odorless, safe and non-toxic. The cup looks fashionable and beautiful, easy to use. Friend gift: you can buy it for your friend, family and client. It can keep your water warm and it is suitable for home, office and travel. Reusable and durable: it can be used repeatedly and durable for long time use . Specifications: Condition: 100% Brand New Material: Stainless Steel Size: approx. 27*6.5cm/ 10.86* 2.55in Color:Black, Blue, Mixed Color(Optional) Weight: approx. 300 ~348g/10.58~ 12.27oz Capacity: 500ml Package List: 1* Cup Notes: 1.Please allow 0-2cm error due to the manual measurement. Thanks for yourunderstanding. 2.Monitors are not calibrated same, item color displayed in photos may be showingslightly different from the real object. Please take the real one as standard.