This is a piece from Wedgwood, a leading British ceramics manufacturer. It's a "Peter Rabbit" mug designed by Beatrix Potter. Items from this era are carefully made, resulting in superior color compared to later products. This thick mug is suitable for everyday use. Material: Porcelain (Bone China) Cup Diameter: Approximately 7.5 cm Cup Height: Approximately 7.5 cm We have multiple items in stock, so please let us know in the comments if you're interested. Thank you for looking. Please feel free to ask any questions in the comments.