What it is: A multi-peptide, three-in-one eyebrow treatment serum for the look of fuller, more defined, and more youthful-looking brows as it shapes and sculpts with all-day hold. Hair Texture: Straight, Wavy, Curly, and Coily Hair Type: Fine, Medium, and Thick Hair Concerns: - Dryness - Hold and Style Extending - Thinning Key Benefits: - Denser-, more defined-looking brows - Softer, more youthful-looking brows - Sculpts with all-day hold Highlighted Ingredients: - OLAPLEX Peptide Complex Technology™: A multi-peptide blend for fuller-looking brows in as little as four weeks. - Innovative Peptide: Designed to help reduce the appearance of new grays. - Skin-Soothing Complex of Oat Extract, Vitamins B5 & B7, and Hyaluronic Acid: A nurturing, hydrating blend for soft, smooth, healthier-looking brows. Ingredient Callouts: Free of parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, sulfates SLS & SLES, triclocarban, triclosan, and contains less than one percent synthetic fragrance. It is also gluten-free, cruelty-free, and comes in recyclable packaging. What Else You Need to Know: Powered by OLAPLEX Peptide Complex Technology™ to support the natural growth cycle and brow retention for the look of fuller, denser brows in as little as four weeks as it promotes youthful-looking brows and sculpts. No stiffness or flaking. Opthalmologist and dermatologist tested. Prostaglandin gree. Clinical Results: Based on a clinical study of 30 participants, after 12 weeks of twice daily use: - 90% showed more clinically measured brow density As reported by 30 participants in a consumer-perception study, after 12 weeks of twice daily use: - 100% agree brows stayed in place all day - 100% agree brows did not feel stiff, sticky, or have residue - 93% agree brows look healthier