Altatac via eBay offers the Thule Stravan Deluxe Attache for 13" MacBook in Grey for $24.95 $23.99 with free shipping. That's the lowest price we could find by $4, although we saw it for $3 less last October. It features a tablet pocket and is tailored to provide a precise fit for a 13" MacBook Pro, 13" MacBook Air, or MacBook Pro with Retina Display.