The Revolution Brow Groomer is a stiff eyebrow brush that is perfect for combing through the brows and effortlessly diffuses and blends out brow products such as brow gel or brow pencil. 

Made with fully-synthetic DuPont™ Natrafil® fibers that mimic the performance & feel of natural hair, Royal & Langnickel's Revolution line brings a unique balance of advanced functionality and sleek contemporary design to usher in a new age of makeup brushes.

The brush hairs are made of Synthetic Filament.