Vintage Thermos King-Seeley Blue Black Diamond Harlequin Pattern Plastic 1970s Durable vintage thermos with striking harlequin design. Insulated to keep contents warm or cold. Compact size fits easily into bags for portability. • Made in the USA • Screw-top lid for secure sealing • Lightweight, easy-to-carry design • BPA-free plastic construction • Iconic vintage harlequin pattern Good condition with minor scratches and scuffs from normal use. Clean and ready to use.