DUAL-ENDED BROW DEFINER/GROOMER BRUSH Bobbi Brown Cosmetics $41.00 Default Title Add to Cart Please fill in the form below if you'd like to be notified when it becomes available. Your Email Send This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. The perfect, two-in-one tool for defined brows. An angled brush head with firm bristles lets you fill in and define brows, while the spoolie brush end grooms brow hairs into place.