KEEP YOUR DRINK AT THE PERFECT TEMPERATURE – Enjoy your coffee, tea, or favorite hot beverage just the way you like it. Choose from Warm (113°F), Hot (131°F), or Extra Hot (149°F) to maintain the ideal temperature for hours.SUPPORT A GREAT CAUSE – With every purchase, Rhume donates $1.00 to breast cancer research and awareness. Enjoy your favorite hot drinks while making a meaningful impact!MART HEATING TECHNOLOGY – Equipped with a long-lasting battery to keep your drink warm. LED indicators show real-time temperature and battery status. Includes a spill-resistant lid and a wireless charging coaster for convenience.