If you like to express yourself through layering your clothing, a vest may be the right investment. It's a casual piece of clothing that you wear when it's not too cold to wear a jacket, but cool enough to add on to what you are already wearing. The perfect thing about a vest is that they can fit any occasion. If you want to wear a three-piece suit, you're going to need a vest. A casual extra layer, a fleece vest can be worn with a favorite denim shirt for perfect if you're not a cardigan wearing type. Quilted vests are perfect for the rugged lumberjack look when wearing a nice flannel. Take a look at all the option of vests from brands like Polo Ralph Lauren and Paul & Shark.