Receive a free L¡¯Oreal Free Unbelieva-Brow Sample in the mail. Brows for Days. Enhanced up to 48HRS. Waterproof. No Smudge. No Transfer. Sweat Resistant. Available in 4 shades: blonde, light brunette, brunette, dark brunette. Fill out the form to make your request. It will be delivered to your address in the next few weeks. Offer good while supply lasts & open to residents of the 50 US (excluding Puerto Rico) & DC, 16+.