Naoko Murakami's works are somehow warm and blend into everyday life. They are tasteful pieces with large and small iron spots and cracks that occur during firing on a rough white or brown base. This cup has a gentle design and a tasteful form. While possessing a simple and refined beauty, it also combines practicality perfect for everyday use. It is sure to make your busy mornings and breaks at work special. With a size that fits comfortably in your hand and an easy-to-hold handle. This design pursues ease of use. The cup, with its unique design, is also recommended as a gift. <Precautions for handling> Sealing: Not required Dishwasher: Not impossible, but not recommended due to risk of chipping or breakage. Microwave: OK Oven: Not allowed *Soaking in water can cause the absorption of dirt and detergent from other dishes, leading to stains, discoloration, and cracks. *There may be slight variations in color and size, but please enjoy these as part of the vessel's individuality. *The Tetsusabi series (brown) may discolor if strong acids are used. Please be careful.