Sigma BeautySigma Beauty E30s - Pencil Brush

BUY at Birchbox

High-drama eyes dont require a ton of different brushesat least not when you have this multi-tasking wonder on hand. Use the tip to paint a crisp, thin line with any eye shadow and add definition to your crease, then smudge and soften with the hypoallergenic, antibacterial bristles. Bonus: Exclusive SigmaTech fibers hold pigment without absorbing it, plus the fibers maintain their shape and color no matter how many times you clean your brush.