Colorful "shrink" films are easy to apply - you just Colorful "shrink" films are easy to apply - you just need need boiling water! Eggs are transformed into bright pysanky with intricate designs - instantly! Each strip contains 7 designs (makes 7 eggs). Procedure: cut apart the film with scissors, prepare boiling water, insert egg into circular sleeve, and dip on a spoon into the pot of water. That's all there is to it. Sold by strip.