Cuccio Pro Fiberglass Brush Saver prevents brushes from becoming clogged and damaged. This odor-free system utilizes specially formulated resins state-of-the-art activator and finely milled highly pigmented powders that create a super vibrant set of nail color with an unbeatable high-gloss shine. Essential for use with Cool Mint Brush on Activator to ensure bristles stay clump free. Simply swap brushes over in the bottles.