The open front cardigan is the perfect coverup for off-duty days. A loose silhouette will look great layered over a simple t-shirt and skinny jeans.
If you're in a thrifty mode, you'll appreciate this Rip Curl Open Cardigan. It's a popular choice and a great investment. Another strong contender for your wardrobe is this It's Our Time Open Cardigan. While the price of this item is rather reasonable, it will certainly attract a lot of attention.