Amazon has this Kids’ Turquoise Halloween Wig for just $9.54 with FREE Super Saver Shipping and $35 purchase or FREE with Amazon Prime.
This wig is for the Monster High Twyla character, but it’s an awesome wig for many different Halloween costumes. And wigs are usually EXPENSIVE.
Pricing was current when the post was published, however Amazon prices change often, so please check before you buy.