Cold Drink Cups, Reusable Temperature-Sensitive Plastic Colorful Coffee Cup with Lids and Straws Discount prices and promotional sale on all Cups, Mugs & Saucers. Free Shipping. Color Changing Cold Drink Cups, Reusable Temperature-Sensitive Plastic Colorful Coffee Cup with Lids and StrawsMagical and beautiful thermochromic water cups-they will change color with hot, cold liquid, low temperature or sunlight. These cups do show a light color at room temperature. SpecificationName: color changing cold drink cup Material: 100% food grade PP, environmentally friendly, non-toxic and durable Capacity: 600-710ml Size: Height: 17.3cm/6.81"; bottom diameter 6cm/2.36"; lid diameter 9.8cm/3.86" Color: Yellow, Orange, Blue, Green, Pink Features: color-changing cup, reusable, with straw, with lid Notes1. Troubleshooting, cold weather may affect the color change. Please allow the product to reach room temperature to achieve the most effective effect. 2. Please allow 1-2 cm (0.4-0.8 inch) differ due to manual measurement. 3. Real color may slightly deviation due to the light, screen's resolution, contrast etc. Package Included 1* Color Changing Cup/ 5 sets of Cups with Gift Box