What is it?  This Allure award-winning 4-in-1 makeup brush packs all your essential beauty applicators in one easy tool: Blush & Bronzer Brush, Blending Sponge (replaceable), Brow & Eyeliner Brush, and All-Over Eyeshadow Brush. Sweep, blend, blur, and line to your heart's content with this ultra-compact, travel-friendly MVP.