Our April Fool's Day Nasty Fart spray contains capsaicin, fermented soybean, fermented houttuynia cordata. It can make fun of smells, play jokes on friends, trick people. The way to use it is simple: spray the spray into super air. Avoid spraying the spray on your face; In case of contact with eyes, rinse immediately with water. No one is allowed in. April Fool's Day Fart Spray is a concentrated liquid that can be used to prank someone.