PREMIUM CONSTRUCTION: Made of food-grade 304 stainless steel, this mug is , safe, and reliable for both hot and cold drinks. The ergonomic handle and sleek design easy to hold, and the detachable stirring rod allows it to double as a regular mug when EASY STIRING AT YOUR FINGERTIPS: Simply press the on/off button and the mug automatically stir your drink. Perfect for mixing hot cocoa, protein shakes, and more, without any powder residue. Powered by a built-in rechargeable battery, no extra batteries VERSATILE AUTOMATIC STIRRING: Enjoy perfectly blended drinks every time with our innovative automatic stirring technology. Whether adding honey to tea, whipping cream and sugar in coffee, or making a protein shake, this mug can handle it with ease. EASY MAINTENANCE: Cleaning the self-stirring mug is a breeze. Simply rinse under running water; the lid is water- to and hygiene. NOTE: This blending mug is not suitable for dishwasher cleaning or prolonged soaking. A THOUGHTFUL GIFT FOR DRINK LOVERS: This blender is perfect for those who enjoy carefully blended drinks, and also makes a great gift for coffee lovers, tea lovers, and anyone who enjoys frothy drinks. Perfect for occasions like Father's Day, birthdays, and Christmas.