The Pelican Traveler 22 oz tumbler will keep your hot drinks hot and your cold drinks cold. It features 18/8 stainless steel double-wall vacuum insulation, copper-plated inner wall for extreme hot and cold retention. It also has a high-polished steel base and rim, durable clear Tritan® spill-resistant lid with slide closure and 3 diameter base that fits in most car holders. Guaranteed for life and is BPA-free. Finish / Material:Tritan, Stainless Steel, Polypropylene.