Color Changing Cups Tumblers with Lids and Straws 24oz

CPN-555064805

Reusable Tumblers Plastic Cold Cups for Adults Kids 24 Oz Tumbler When you add your favorite cold drinks and ice cubes in these plastic cold tumblers, a magic color-changing - will happen to these cold cups. TIPS: Pour ice cubes and drinks in the cups at normal temperature and it will change color, the temperature under 57 degreeF will change the cup's color also(Especially in winter