Attention 30-Somethings: 11 Pieces to Have On Your Wardrobe Checklist

With a classic schoolboy blazer already in your closet, up your game with another go-to option, like a wool, white, or tuxedo blazer. The effect is elegant and a bit more grown-up; plus, they're totally seasonless, so feel free to add them to everything, from your holiday attire to your spring dresses.