BarkerBag

The sleeping bag for your dog that mates with your own sleeping bag! Keep your dog warm, your feet warm, and prevent late night shenanigans! U.S.

Utility Patent #8499382

Featured on Gizmodo and Cool Hunting:
http://gizmodo.com/a-sleeping-bag-add-on-that-gives-your-dog-a-warm-spot-t-1569879940
http://www.coolhunting.com/travel/the-barkerbag.php