With this innovative cork look, screw-on lid design, your next promotion will be sure to stand out. Durable, double-wall stainless steel vacuum construction with copper insulation, which allows your beverage to stay cold for 48 hours and hot for at least 12 hours. The construction also prevents condensation on the outside of the bottle and the lid is spill resistant. Fits most standard car cup holders. 20oz. Laser engraving silver Drinkware will result in a subtle, tone on tone decoration