Of course, you may want to go a step beyond maintenance. In that case, here’s what we recommend as add-ons: The Everything Box, Olive&June ($80) Cuticle Lab Nail Treatment Set, Deborah Lippmann ($45) Non-toxic Manicure Kit, sundays ($80) Tough As Nails Deluxe Manicure, Sephora Collection ($20) Gelie-Cure Foundation Pro Kit Travel LED Light, Zoya ($65)