This classic whoopee pillow will add lots of laughs to your parties. Prank Props: hide the whoopee cushion on the seat, on a chair, sofa, bed, mattress or cushion. You will hear the surprise when someone sits on it. Self inflated: Automatically recovers and reflates with each press. Material: Made of plastic for a comfortable grip. Never ending fun: A toy that will make your friends laugh is surely the best when it comes to having fun. This whoopee cushion gives off a solid explosion of gas, minus the smell. Perfect for: Funny loud and rude sounds are made while sitting. The sound of the gives the sound of laughter - you will get in your gaseous laughter in no time. Fill this classic toy with air and play a fun joke.