Each of these cupcake containers is filled with 2 colors of slime and a mixing glitter. Enjoy the tactile feel of mixing in the glitter and see how the colors change and the light refelects off the glitter. Cupcake Swirl Putty is a fun and creative way to explore and play with putty! Each 4oz container comes with two colors of putty, and a special surprise of glitter to mix inches Kids ages 3 and up can lift the frosting lid and mix the putty and glitter together to create unique and beautiful marbled colors. With 12 containers per display in assorted colors, Cupcake Swirl Putty is sure to be a hit with kids of all ages!