Introducing Lusters PCJ Smooth Roots No Lye Conditioning New Growth Relaxers. Lusters PCJ Smooth Roots is the only children new growth relaxer kit. PCJ Smooth Roots is compatible with any relaxer used in the past. Lusters PCJ Smooth Roots is designed to save moms money and touch up her little girls new growth. PCJ Smooth Roots straightens and conditions new growth with a triple action conditioner. Available in regular and coarse strengths. Lusters PCJ Smooth Roots…The right quantity and price for a new growth treatment.