Beistle 40 Is a gas whoopee cushion in blue/black color is a great add-on to the party and has a spot to blow the air sold as 4 per pack. Beistle 40 Is a gas whoopee cushion measures 8 and comes in blue with black prints to add elegance. Cushion is made of high quality material and makes your event memorable sold as 4 per pack. • Blue/black. • 8 . • Package quantity: 4/pack. • Theme: Birthday - age specific. • Design: 40 Is A Gas!. • Used as party favors. • High quality. • Great party favour to use for a birthday party.