This original OP Art vase was produced in the 1970s in Germany.It is made of porcelain with an OP Art rock surface optic.The bottom is marked with the print produced by AK Kaiser, Germany.This offering contains two vases of different sizes and shapes from the same series by kaiser.The straightforward and minimalist design of the 1970s design era. This item is a wonderful addition to any modern home.Dimensions:LeftHeight 14.5cmDepth 8.5cmLength 15cmRightHeight 18.5cmDepth 7cmLength 10.5cmCondition:This item is in very good vintage condition without any damage with patina.