Mia Secret Premier Nail brushes are top-of-the-line for advanced nail application techniques. Premier brushes are made 100% Kolinsky hair and have fine tips. Mia Secret Premier brushes are built to last from durable materials and will withstand thousands of hours of use. Nail Brushes for applying pearls, painting nails, etc. Mia Secret Premier Brush is embellished with beautiful pink crystals designed into the handle and uses 100% pure Kolinsky hair.