iSkin has launched SOHO, their new laptop protective sleeves for 15-inch MacBook Pros, and the MacBook. They are made of synthetic leather, have a slim two two design, with contrasting stitching, and have a reinforced outer shell. There are also inner elastic straps to help keep your laptop in place, and allows use of the laptop whilst still inside the SOHO.
The MacBook model costs $59.99 and $64.99 will buy you the MacBook Pro version.