Base coats for the nails help to make the application of nail enamel easier and make it last longer. All-in-One and Ridge Filler as well as O2M Breathable bases extend durability of the nail polish keeping your nail plate in a great contidion. Primers will help you to hide some nail plate imperfections and will make your manicure last longer. Perfect finish and protection against chipping and excessive abrasion will be provided by Iconic Gel Top Coat, Gel Effect Top Coat, Diamond Top Coat and the revolutionary O2M "Breathable" Top Coat. If you are on the run, put the Nail Whitener on your nail plate as it will optically brighten any discolorations. Add a drop of Dry & Shine to add desired shine and speed up the process of nail enamel drying.