One 2 piece Sweet Pea Gender Reveal Cake Kit. Kit includes 6 x 8.25 inch plastic lay-on decoration, and one 1.75 inch plastic gender medallion. The medallion is reversible, so you can reveal a boy or a girl with this cake kit. Making a cute-as-can-be Gender Reveal Cake is as easy as 1-2-3 with this Sweet Pea Gender Reveal Cake Kit. Simply lay the Sweet Pea Gender Reveal lay-on decoration on a frosted cake, and hide the gender medallion under the lay-on decoration, under an icing flower, or under a coordinating cupcake. You could also slip it under the piece of cake that you serve Grandma, so she can be the first to know.