Make a big stink about this great gag! Wrap the glass vial in a tissue or paper and throw this stink bomb to the ground or crush it with your foot. Now get ready for the smell of rotten eggs, or the scent of someone breaking some mighty wind! Each small yellow box contains three glass vial bombs. Vials are made of glass. Each yellow box containing 3 vials is sold on a pegable blister card. 288 pcs per master case. Ages 14+