Kevyn Aucoin True Feather Brow Marker Gel Duo in Warm Brunette. This dual-ended eyebrow tool features a precise brush-tip marker to create natural, hair-like strokes and an invisible clear gel to groom and set brows in place. The marker provides buildable, sheer color that blends seamlessly with natural hair. The gel formula offers a flexible hold without stiffness or flaking. Perfect for shaping, thickening, and defining brows with a professional finish. Professionally formulated for long-lasting wear.