Polyethylmethacrylate: A polymer made from ethyl methacrylate monomer.
Acrylates Copolymer: Copolymer of two or more acrylate-type monomers. CND only uses methacrylate monomers.
Benzoyl Peroxide: An ingredient in the polymer powder which begins the chemical reaction that causes the monomer liquid to harden or polymerize and form the artificial nail.