Customized Tumblers & Travel Mugs, Halcyon 20 oz Cork Bottom Tumbler - Double Wall & Temperature Control, Halcyon Soft Touch Feel Coating Metallic Silver Accent at Top of Tumbler Cork-Look Rubberized Base Hand wash only Double Wall Tumbler with Stainless Steel Outside and Black Polypropylene Insert Push on Smoke Acrylic Lid with Slide Closure Liquids will stay hot for about 2 hours and cold for about 8.5 hours ... #76620 $7.43/each.