Multi-benefit BB thermo serum for fine to normal hair. Helps protect hair from blow dry heat, smoothes, tames frizz and memorizes shaped looks. The ultimate all-in-one hair product. The first bb for hair, a multi-benefit blow-dry perfector associating care and control, with lightweight watery texture, perfect for fine to medium hair. Use this hair care and styling product for a flawless and effortless look with a nude effect. The bb difference: primes the hair fiber moisturizes without heaviness smooths and softens the hair helps protect from blow dry heat shapes and reshapes any look.