The product is a set of twelve imperial China bread and butter plates, originating from Japan in 1954. These vintage round plates have a mid-century modern style with a glossy finish and a foliage pattern, featuring a gray color and made of bone china. The plates are 6.5 inches in diameter, suitable for all occasions, and should be hand washed only. With an art pottery production style, these original plates by the Imperial brand weigh approximately 6.2 oz each and are a part of the Whitney product line.