There seems to be some conflicting reports regarding vests. Do you go down-filled and poufy? Or do you go biker-style? Well, both will keep you warm so right now, go biker. Made with 100% genuine cow leather so you know it’s top-notch, the Jasper Moto Vest from Toronto’s Krane Design will keep you warm. Wear it under your coat. Wear it over your coat. Who cares? It’s your life and nobody should tell you how to wear a vest.