Improved Formula Provides Gentler, More Effective Salon Results at Home! Trust the haircare experts at Ogilvie for a complete conditioning formula that safeguards your hair from dryness and frizzies while ensuring lasting shine and curls - even for color-treated or delicate hair. The B4 TM Pre-Perm Conditioner gently prepares your hair for a natural-looking perm. Restorative after-perm conditioners balance your hair"s moisture level for silkier hair and manageable curls that last.