Custom Tumblers & Travel Mugs, Cardiff 20 oz Ceramic-Lined Stainless Steel Tumbler - Vacuum Insulated, Stainless steel outer construction Double-wall vacuum insulated Ceramic-coated interior keeps beverages hot or cold for up to 6 hours- Interior ceramic coating has non-metallic taste, will not rust or stain, & is durable Clear plastic push-on lid with sliding drink opening Hand wash only BPA Free and FDA certified ... #DTM-CF19 $11.90/each.