Enjoy the variety of finishes of Tumblers from Corkcicle's Classic Collection. These 16 ounce tumblers are crafted from stainless steel with proprietary triple insulation, providing superior insulation and keeping cold drinks chilled for over 9 hours (more for iced drinks) or hot for 3 hours. With slip-proof silicone bottoms, easy grip sides, and sliding, spill-resistant lids, it's easy to enjoy your favourite hot or cold beverage anytime, anywhere with Corkcicle!