Retro-Brite uses the power of oxidation to bring your old, yellowed plastics back to life! It’s perfect for restoring old computers, appliances, toys, antiques, electronics, showers/vanities, and gaming equipment. Simply spray Retro-Brite to yellowed plastics and cover, expose to sunlight for ~4 hours, then wash & dry! Full instructions are included on the product label. Works great on numerous types of yellowed plastics including colored plastics. Each order comes with 16 ounces of Retro-Brite Spray Gel, which is chemically formulated to restore yellowed plastic and not damage it. Common Questions:Can I use on shoe soles? Yes, Retro-Brite works great to restore yellowed shoe soles back to their original color. Works just as good (if not better than) Angelus Sole Brite and other knock-off products.Does Retro-Brite restore colored plastics? Yes! Retro-Brite works on any colored plastic that has experienced yellowing.Does Retro-Brite restore faded colored plastic? No unfortunately, faded plastics cannot be restored. Visit www.retro-brite.com for more information!