How much does this cost to the nearest dollar?

Christmas Heat Changing Coffee Mugs 12 OZ Ceramic Morphing Mug Set of 2, Novelty Xmas Theme Coffee Cups with Heart-shaped Handle for Coffee, Drink, Tea, Xmas Party Decoration, Fun Gift Box Included
Material Hemoton heat sensitive mug with smart size 12oz is designed with ceramic construction, made of lead- free, cadmium- free, quality food safe ceramic. The ceramic mugs can be used at home, office, hotel and restaurant. Funny Coffee Mug This unique novelty and funny mugs adopted leading thermo- sensitive material printing technology. In order to activate cup the temperature of the hot liquid should be over 70°C/ 158°F, the color of the mug will show out completely over that temperature. It Can Be Washed Daily,

Price is $14.00

Price: $13.99