HIPPxRGB Nail Foundation F4 is a dark opaque crème polish. Nail Foundation, the inaugural HIPPxRGB collection consists of a compilation of four skin tone specific, opaque nude nail colors, which offer full, flawless coverage. Inspired by foundation for the face, Nail Foundation colors were precisely matched to top cosmetic foundation shades used by leading makeup artists. Available in four shades - F1, F2, F3, F4 -, each can be applied with two coats or worn under a favorite neutral for a custom blend that covers imperfections and enhances the skin’s natural tones. Five Free: No Formaldehyde, No Toulene, No DBP (dibutyl phthalate), Formaldehyde Resin, or Camphor. Cruelty-free. Made in the U.S.A.