The basics Carve out a super precise lip with this special brush, designed with a slight curve to fit the contours of the lips for incredibly easy and fluid application. The benefits The gently curved shape fits into the natural contours of the face for precise application. The uses OMNIA® PROFESSIONAL is the next-generation of professional makeup brushes. Each brush uses 100% Omnilux™ filaments: a revolutionary new vegan synthetic hair produced using patented nanotechnology, where each hair filament is manipulated at the molecular level to be superior to natural hair. Omnilux™ filaments are super-soft in feel and engineered with superior tips to provide the ultimate application with every stroke. The bottom line Every brush is handcrafted to perfection, creating the finest brush possible, exceeding all expectations.