Throw on a plaid blazer, and your work wardrobe is sure to gain a few brownie points. Keeping your tailoring looking its best, plaid blazers aren't a style to sleep on. Stay classic in a plaid blazer by BOSS, Barneys New York and Brioni for wool and cashmere designs. Love to keep it colorful? Go bold with designs by Kiton and Isaia, and make an impact on your morning meetings.