Rapidbrow Eyebrow Enhancing SerumnRapidbrownQuantity: 1nPut the wow back in your brow with this brow enhancing serum helps transform weak, uneven, sparse brows into healthier looking and more beautiful brows. RapidBrow Eyebrow Enhancing Serum is a clinically proven formula with an exclusive HexateinTM 2 Complex, a unique blend of fortifying proteins, stimulating peptides and nourishing ingredients.Designed to help condition, restore and repair the appearance of eyebrows in 60 days.