Ride the night away this Halloween with a costume that'll really net you some laughs The Ride a Horse Pull-on Pants Adult Costume is a great wacky outfit, perfect for jokesters and those who just love not taking things too seriously. This product is made from Polyester materials. You can match the Ride a Horse costume with any number of tops, but particularly Wild West themed ones. The faux legs are a great addition, making it look like you're actually riding the horse while freeing your real legs up.