This product is a Vacuum Cup. The mouth of the cup is smooth and not easy to scratch, while preserving the temperature of inner content. Let you enjoy hot or cold drink wherever you go. Sturdy material enjoys the wonderful durability. Instead of disposable paper cups, carry your own insulated cups with you to reduce paper waste. Features -Color:Brown -Material:Stainless Steel -Size:18.00X9.00X9.00cm/7.07X3.54X3.54in -Lightweight, easy to store and carry, suitable for home, office, school, picnic, etc. -Fill a Camping Coffee Cup with your favorite water, juice, milk, soda, mixed drink, coffee. -Great your lover, friends, families at Christmas or other festival. -Vacuum Tumbler with double layer and coating, versatile travel coffee cup temperature keeping, keep drinks hot and cold. -The seal has no dead corners, and will not be afraid of water leakage when shaken at will. Package list: 1 x Coffee Mug