She's Particular's Chain Mail Laptop Bag reminds me Lizzie Gardiner's American Express Oscar dress (pictured below), only much more practical. Nobody re-wears those Oscar dresses, whereas this, hey, now we're talkin'. Not only is the bag awesomely medieval, it provides some serious armor for your MacBook. You can check out the entire tutorial over on Instructables.
If an entire laptop bag seems too ambitious, how about a soda tab bracelet? Or make both as a matching set.