Carved Lake Art's 20 Oz. Great Lakes Map Tumbler will set you apart from all the other stainless steel drink wear on the market. The The Great lakes Map image is powder coated to insure durability and long life. ? TEMPERATURE RETENTION: Our Double Wall Vacuum Insulated 20 oz Stainless Steel Tumbler keeps your on-the-go beverages hot for 3 hours or cold for 8 hours, perfect for work, road trips, camping and hiking, picnics, or even just settling in at home. ?DURABLE AND SAFE: Our 20 ounce stainless steel tumblers are extremely strong, and boast anti-rust and lead free stainless steel allowing for multi-season use! Comes with a transparent clear press-down lid. ?EASY WASH: Hand-wash this stainless steel tumbler, and the open mouth makes it much easier to get inside and scrub those hard to reach spots!