Red and yellow and pink and green, purple and orange and blue, now you can wear a rainbow, too! It's time to pony up! Experience the magic of dressing up like Rainbow Dash. This long, multicolor synthetic hair is as sassy as it is bright. Our fun wig is the perfect coiffure for her Rainbow Dash costume. Check out our other My Little Pony accessories on this website and organize a group costume theme. One size fits most children.