J Lo's Makeup Artist Shares 3 Fierce Fall Eye Makeup Trends You're Going to Want to Follow

If the word "shimmer" scares you when talking about eyeshadow, don't let it — the trend can be worn as subtle or as bold as you'd like. "You know what I love about shimmer: it never goes out of style," said Barnes. "I recently released a limited-edition palette, Mesmerize ($120), which features show-stopping black and metallic multipurpose shadows. The palette is designed to be buildable so you can create a subtle shine or a dramatic smoldering glam look."