Bright colors are one of the nail trends that will be popular in 2025.Prostock-studio/ShutterstockBusiness Insider spoke to three nail experts about which trends will be in and out in 2025.Keep your manicure simple to match your capsule wardrobe in the New Year.Have fun with animal prints and cat-eye shimmers, but say goodbye to chunky charms.For many, January means a fresh start.