Cayman 18/8 Stainless Steel Double Wall Foam Insulated Travel Tumbler - 14oz. - Black Hot or cold beverage tumblers made from high-quality, food grade 18/8 Stainless Steel Slim design will fit snuggly in most vehicle cup holders and backpack bottle carry netting Wide Mouth Cup Opening for drinking, ice cube insertion, & easy cleaning. Double wall foam insulated body, with snap fit sip spill saver lid for your hot beverage. Screw on Easy Closure Lid with rubber gasket seal.