Bye bye sparse and bald brows. You all ask me how to use a brow pen so here is a wee brow pen tutorial🫶🏻 Using @By Caitlyn Collection brow pen in the shade espresso to fill in sparse areas in my eyebrows. Ive used this for so long now and literally wont do my brows without it now. #brows #browpen #eyebrows #eyebrowpen #browtutorial #eyebrowtutorial #browpentutorial #howtousebrowpen #makeup #makeuptutorial