J-DEAL 450ml Hot Sale Novelty Automatic Electric Stirring Coffee Mug Double Layer Stainless Steel Self Stirring Auto Coffee Mugs Self Mixing Cup for Morning Office Travelling 11.8oz (Red) 450ML,Bigger Capacity. Premium Quality - High quality double layer stainless steel material is sift-proof and it is easily operable, efficient and long-lasting usage. User-friendly Design - An appealing and authentic outer feel, cute, classic and fashionable look. Automatic Technology - A fluid self-stirring technology makes agitating vane works promptly upon the press of a button. Creative Mug - The best way to stir and take your coffee and your favorite beverage, such as chocolate, milk tea, milk powder or cocoa. Multi Purpose - Perfect for travelling, office, car, anniversary, gift giving.