Crystal Nails Chrome Flakes 4 (5 ratings) £8.40 Quantity: at £8.40 each Add To Basket 2 in stock. Crystal Flakes are similar to ChroMirror Chrome Pigment Powders, but are made up of larger flakes that provide an intense, super strong shine. Carefully press and rub the flakes into a cleansing-free surface, then apply a coat of Acid-Free Primer and two top coats such as Cool Top Gel. Perfect for encapsulated nail designs. Dip a small bead of Clear Acrylic Powder into Crystal Flakes, then spread it on the nail surface. For gel nails, press the flakes into the soft gel, then cure it.