Description This tasteful gift set includes two Valhalla Copper Vacuum Insulated Tumblers (1625-69) sure to please everyone on your list. Each tumbler is 16oz and features double-wall stainless steel construction with copper insulation to keep beverages cold for 24 hours or hot for 8 hours. The Valhalla Copper Vacuum Tumbler Gift Set with Cork resists condensation for a comfortable grip.