If you're not planning on spending much, this Barbour Padded Vest will fit the bill. It's a foolproof choice, while not very expensive. In this price range, you can also take a look at this Hunter Gilet. It's a product you'll fall in love with which also doesn't cost the earth. You might also want to consider this The North Face Puffer Vest. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.