... Hot Cold A grade quality Eco-friendly material Color changing Promotional Color Changing Mug Hot Cold Material: Ceramic , porcelain ... , 36pcs/cn , 41*28*31cm , G.W.: 15kgs or individual box , 48pcs /cn, 42*32 ... *48cm , W.G. 19kgs Applicable Range: Promotional Gift, Daily Use ... 0657 1373 Skype: missytian Features:Hot color changing mug. The color of the mug will change when we ...