One size fits most adults (up to a 42\" waist). Perfect for Halloween, a stag do or a hen party. Easy and simple one piece slip on. Go ape and ride on our piggyback gorilla costume and create the illusion of being carried around on its shoulders! Our funny piggyback gorilla suit comes with attached and stuffed fake human legs, an elasticated waist and a corded belt so you can adjust it as necessary. If you are like me, you will love to carry on dancing all night long with this fancy dress outfit!