The PME Large Calyx Cutter Set of 3 (CA896) will help you to create very realistic Large Calyx or five petal blossoms. The XL is approx. 1-3/4", the XXL is approx. 2-1/4" & the XXXL is approx. 2-3/4"., and instructions for use are on the back of the package. The single piece cutters are made from a long wearing, food safe & easy to clean plastic and are made in England by PME Sugar Craft.