This tumbler has a temperature display that you can know the exact temperature of your drink. It allows you to infuse your tea or fill any beverage which is a perfect tea mug to go. It reliably maintains your beverage temperature from 6 to 12 hours for hot drink and up to 18 to 24 hours for cold drink; with stainless steel bottom for premium look and durability. This high-quality tea cup is a perfect promote product that will make your business run smoothly.