There’s nothing worse than styling a client and realizing there’s a harsh line of color where you thought you’d achieved a seamless blend. Instead of taking her back to the bowl, avoid mistakes in the first place with these tips from Lo Wheeler Davis, aka @lo_wheelerdavis, owner of Wheeler Davis Salon in Orange County, Calif.

Lo’s secret weapon? The Olivia Garden iBlend brush, which she uses to blend, blur and detangle. Read her tips and check out some quickie videos from other hairdressers on Instagram!

1. Achieve a blended shadow root

“Many…