Adam Savage's DIY Puppy Car Seat Can Be Secured in Place and Protects Your Upholstery

Adam Savage, of Mythbusters fame and now at Tested, needed a car seat for his dogs that could go right in the back of his brand new car--one that would protect the leather interior, but still be thick and sturdy enough not to move around when they get boisterous. He made this, and it works like a charm.