Overview Product Benefits : Prevents chemical burn, skin irritation, peroxide damage, & split ends., STB is a conditioning agent that protects the hair & scalp from the effects of harsh chemical processes.Prevents chemical burn, skin irritation, peroxide damage, & split ends., STB is a conditioning agent that protects the hair & scalp from the effects of harsh chemical processes. Hair Type : All Material Type Free : Ammonia Free Scent : Eucalyptus Liquid Volume : 2 Fluid Ounces About this item Prevent Chemical Burns - Apply directly on irritated areas on the scalp for anyone with sensitive areas to prevent chemical burns from color/bleach processes. Mix With Formula - If customer is known for having a sensitive scalp, you may add STB drops into your formula without deluding color or affecting processing time. (Measurements on box.) Protects Hair As Well - STB will help prevent peroxide damage as well as split ends from appearing for extra protection. Works With Everything -Use with any manufacturer's color/bleach.