Amazon.com has Zojirushi Stainless Steel Mug, 16oz for $19.99 (Orig $45.00)
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Stainless steel vacuum insulation keeps beverages hot or cold for hours
Durable and sanitary 18/8 stainless steel interior
Slicksteel finish. Made of BPA-free plastic
Wide mouth accommodates full size ice cubes
Compact design takes up minimal space while maximizing capacity