FOR ALL HAIR TYPES AND TEXTURES
BRIGHTENS AND HYDRATES GENTLE ENOUGH TO USE FOR EVERY SHAMPOO
Olaplex's best-selling shampoo, is now formulated to celebrate the beauty of blonde. No.4-P maintains all the benefits of the original and deposits just the right amount of tone to neutralize any unwanted warmth between salon visits. Whether your blonde comes naturally or from your stylist, root to tip or balayage, even if you’re proudly grey.