Custom Tumblers & Travel Mugs, The Viking Collection 20 oz Nova Tumbler - Vacuum Insulated & 24hr Cold, Conquer your day with high-performing products from The Viking Collection! This double-wall, vacuum-insulated, stainless steel tumbler comes with a press-in lid with swivel closure and features a copper lining that keeps liquid hot or cold for hours. An optional leak-resistant lid is also available for this cup. Standard lid press-in, twist closure lid. Optional leak-resistant, flip-top lid available for an additional charge. Keeps liquid hot for 5.5 hours and keeps liquid cold for 24 hours. We recommend hand washing to ensure the life of the imprint. Double wall vacuum stainless steel tumbler with copper lining. ... #CDKW038 $8.74/each.