A meaningful and humorous gift to brighten someone's day. Spill-Proof Lid: The lid seals tightly with a rubber seal gasket to prevent spills. Suitable for any indoor or outdoor activity, never worry about spilling in the car Safe Material: 18/8 (304) stainless steel. Keeps Drinks Hot or Cold: Everyone will love this stainless-steel tumbler! The double-wall vacuum-insulated design keeps drinks cold for 9 hours or hot for 3 hours. The 20 oz size makes it the perfect travel cup for any occasion or beverage. Ready for Gifting: Includes a premium gift box, eliminating the need for self-packing when purchasing as a gift for someone. 20oz Stainless Steel Insulated Tumbler with Lid & Straw