Sigma Beauty Must Have Brush Set in Beauty: NA. Sigma Beauty Must Have Brush Set in Beauty: NA. Complete your Sigma Collection with this lineup of classic full-coverage face and eye brushes. Includes F80 Flat Kabuki Brush, F35 Tapered Highlighter Brush, F40 Large Angled Contour Brush, E30 Pencil Brush, and E25 Blending Brush.. Set of 5. SGBY-WU96. MUST01. Sigma Beauty's drive to better your beauty routine sets the foundation for every product creation. They're looking to you and your everyday for inspiration, then infusing the highest-quality materials, ingredients and technology to build solutions you'll revel in. Every innovative beauty tool, texture, formula and cosmetic color makes your life easier, more fun and uniquely-beautiful.