Crystallizing Ion System, which is a new multi-functional perm lotion you’ve never heard before. Unique auto-control cationic technology can provide an elastic curl perm and smoothness straight perm in one solution. Exclusively contain unique perm protection element protects hair throughout the perm process, and keeps hair nourished and healthy-looking. Fortify silk protein complex penetrates deeply into hair shaft to help reinforce within; it provides hair with the added strength to make elastic, resilient curls and smoothness straight hair.