Amazon offers the Zojirushi 16-oz. Stainless Steel Travel Mug in Cherry Red, model no. SM-YAE48RA, for $30.02. Clip the $10 coupon on the product page to cut it to $20.02. Plus, Prime members bag free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.59.) That's the lowest total price we could find by $17. It features vacuum insulation that keeps beverages hot or cold for hours.