what it is a makeup trend in which you highlight the cut crease on your eyebrow with glitterhow it started its an offshoot of the glitter makeup trend thats been doing the rounds on social media for some time there are several tutorials online that show you how to perfect the technique but the most popular one is by blogger haley wrighthow its done first you need to figure out the cutcrease technique which is achieved by sweeping a contrasting shadow color across the indent of your lid which ends up making the eye area look bigger and more emphasized so when you want the glitter version you use a shimmery eye shadow instead of a matte one