Welcome to mingxuan2.vn ! Surprise your friends and family! Fart or whoopee cushion Hide cushion under a chair or sofa cushion so it cannot be seen Don’t get hurry when there is no noise as he/she may sit at the wrong place Whoopee cushion will make big fart when the people twist their butt To prank the person that is sitting down with a big fart People that was tricked will try all the time to catch us and it was so funny Great memories to own it with your grandpa Inflate the cushion before use it Diameter: Approx.16.5cm