La Bonne Brosse La Bonne Brosse N.01 THE UNIVERSAL Hair Care Brush | Terracotta | The ultimate addition to your daily hair care rituals, La Bonne Brosse's n. 01 the universal hair care brush has been expertly designed to reveal irresistibly shiny and healthy-looking tresses, while providing a regenerating scalp massage. Crafted in france, this innovative brush features natural boar bristles - rich in keratin - that work to envelop and strengthen the cuticles of hair, evenly distribute sebum, effectively detangle tresses and help remove build-up and impurities on the scalp to reduce shampooing frequency.