• Copper lined, vacuum-insulated deep draw liner maintains optimal drinking temperatures
• 18-8 Stainless Steel dual wall construction
• Lead-free vacuum seal
• Features a sweat-free design and 2 attachments: thumb-slide, screw-on lid and a black can/bottle ring
• Twist top rubberized ring to hold a standard 12 oz. can or bottle
• Transitions between poured drink insulated tumbler, 12 oz can cooler, and 12 oz beer bottle cooler