Mavala Ridge Filler evens out the ridges of the nail plate and gives a uniform and smooth nail surface. It creates the perfect base for your nail polish to adhere to, thereby enabling the polish to last longer. Directions for use: Brush the entire surface of the nail with Ridge Filler and let it dry before continuing with your regular manicure Deep ridges may require a second coat in order to obtain a smooth finish Allow to dry and continue with your manicure or directly apply one coat of Colorfix Top Coat