Color Changing Wonder Watch as the lamp bulbs pattern transforms from white to colorful when exposed to cold temperatures, making it a delightful visual, adding to the cheerful holiday atmospheres We recommend hand washing only to preserve the design on your christmas lovely glass cups with color changing This glass coffee cups with lid and straw is ideal for holding a variety of drinks, such as coffee,, milk, water and so on Which is more transparents, safe enough for a ranges of cold and hot beverages Clear glass straw ensures every sip is a visual delight, perfect for enjoyings beverages with a view Wonderful gift, sweet warm friend family and yourself Lovely Glass Cups: Iced Coffee Cup make from materials and comes with a lid, and straw, which is full of durability the glass cup combines sweet ambiances of colorful lights and snowflakes