Correct and perfect your hairline instantly with Toppik Fill Me In Hairline Filler. Available in 4 shades—Black, Dark Brown, Medium Brown, and Medium Blonde—this hairline filler conceals thinning, uneven areas with precision for a 1.5x thicker-looking hairline (1) to match your hair color. Made with keratin protein and argan oil, Toppik hairline filler blends undetectably into hair, creating a full and natural-looking hairline with texture that is indistinguishable from real. Thanks to its 3-in-1 tool, this hairline filler has volumizing fibers that magnetically build, fill, and blend to create a fuller-looking hairline that lasts until your next shampoo. Use in 3 easy steps: 1) dab and fill sparse areas with the doe-foot tip, 2) swipe the spoolie in the direction of hair growth to build hair-like strokes, and 3) blend with the sponge for a natural-looking finish. With instant results in an on-the-go, mess-free hair styling tool that sculpts your hairline, this hairline filler will be a new favorite on your list of hair styling products.

(1)measured in hair fiber diameter