Is it a boy or girl? Find out the fun way at your gender reveal party with these "Oh Baby" confetti poppers! Your family and friends are sure to be surprised by the unique gender reveal supplies. The discreet gold wrapper keeps the baby’s gender a secret until the metallic blue confetti flies out of the poppers! Just make sure the secret-keeper buys the right color! Cardboard. 11.4cm x 3.81cm diam. Popper is spring activated, no gunpowder or firework materials in this product.