Take your favorite wine, whiskey, or cocktail on the go with the Port TriMax Triple Insulated Stainless Steel Tumbler. Its BPA free lid ensures your beverages will stay inside while sipping around the campfire. The Port is constructed from food grade 18/8 stainless steel and utilizes EcoVessel's signature TriMax triple insulation to ensure your favorite drinks stay hot or cold for hours. The silicone base makes for a soft landing when putting it down and grips well to tables. No need to worry about breakage - it's the perfect condensation free alternative to traditional wine glasses and whiskey glasses.