The Hattie Nail Wrap is 100% nail polish and is non-toxic and 10-free. It requires no drying time, no glue, and no heat for application and removal. It can last for up to 7 days on natural nails, acrylic, gel nails, and shellac. Please keep in mind that the colors may appear different on screen due to lighting and color resolution. The lasting power of the nail strips depends on how well they are applied and how gentle you are with your hands.