Color Street is a brand of 100% nail polish strips that apply with no heat and no special tools, and are dry-to-the-touch immediately. They can last up to two weeks and come off with regular nail polish remover.. non acetone is best. According to the First Sale Doctrine Kolorful Nails Shoppe has the right to Buy and Resell. The words Color Street are used for identification purposes only, in accordance with the Fair Use Doctrine. Kolorful Nails Shoppe is not affiliated with Color Street. I am a sole individual selling a items I already own. Use of the brand name is used to accurately describe the items I have for sale not meant to imply affiliation or the company’s manufacturer guarantee Pictures used on Kolorful Nails are stock pictures of Color Street sets and are allowed under Fair Use Doctrine for resell purposes. I cannot guarantee the application of older strips so please buy at your own risk. I have never had issues with older strips.