The Gibson Home Marina 18oz Stainless Steel Thermal Tumbler is the perfect size to take with you wherever you go. Constructed with high quality 18/8 stainless steel, this thermal cup will keep your drinks hot or cold for longer than your standard to-go cup. Features a double wall and is vacuum insulated for long lasting temperature maintenance. 2.9in bottom of cup fits in most cup holders, making it easy and convenient to take with you on a trip or on your way to work. Acrylic slide lid is easy to clean and has a rubber ring to secure a tight seal and prevent leakage. Item Dimensions: 3.50" x 3.40" x 7.00" Item Weight: 0.65lbs