I was very skeptical when I read the description of how these nail polishes would repair, harden, and grow nails. Every manufacturer says that about their product. Boy was I ever surprised!!! Being a quilter, my nails get tears/splits/and dry out from the thread, the pins used in piecing, and the adhesive used in sandwiching the quilts. The nails on my right hand have not grown in over 5 years...until now. These nail polishes work great! My nails have gotten harder, healthier and my nails are ...