Wont yellow, Formaldehyde free, will not chip or peel, dries to a clear, hard finish, long-lasting shine.Seche Clear Crystal Clear Base Coat is the first truly non-yellowing base coat for nail polish. After ten years of development Seche Clear was created to provide a clear base coat for nail polish that will not yellow and will adhere to the natural nail. If you want a truly clear base coat this is currently the only one. Apply to a properly prepared nail plate as an alternative to Seche Base.