Transitional dressing: it's a tricky one. Luckily, there's this amazing thing called a cardigan (perhaps you've heard of it?) that seems to endlessly render your body immune to crazy changes of weather in the transition months. With this classic item everywhere on the market, we know you're looking for a little shopping guidance. We went ahead and picked 10 of the best –– from the perfect-for-everyday to the special-occasion.