Bobbi Brown Long-Wear Gel Eyeliner Duo.Turn up the smoulder with this 2-in-1 version of our best-selling Long-Wear Gel Eyeliner formula with two complementary shades, its all you need for a range of dimensional liner looks.Use the Dual-Ended Ultra Fine/ Ultra Precise Eyeliner Brush (sold separately) to line the top and bottom lashline, making sure top liner is thick enough to be visible with eyes open. To add depth and dimension, use the second shade in the liner duo to double up your top liner. Shop At House Of Fraser