Glass Cups with lid and Straws: The pack includes 1color changing cup, 1lid, 1straw, 1 straw brush Wonderful gift, sweet warm friend family and yourself This glass coffee cups with lid and straw is ideal for holding a variety of drinks, such as coffee, beer, 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 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