LED Light Up Neon Rainbow Tutu.This Rainbow Organza Tutu has for itself a variety of colors! A bit of costume like this can be used for basically anything, from dressing like a ballerina to the Toxic Avenger. It’s got range. The Rainbow Organza Tutu can be a costume on its own or be the perfect add-on to another outfit. The Organza Tutu, in its variety of colors, is the perfect accent for a ballerina costume or anything else you can imagine (like the Toxic Avenger, for one)!