The classic igloo-shaped PETMATE Dogloo XT protects your dog from outdoor elements. Featuring an exclusive, patented dome design and structural foam construction that uses your pet's body heat to keep warm in cold weather and cooler in the summer. The unique igloo shape helps keep the house stable in high winds and naturally sheds snow and other debris that could collect on top. Features a roof-top ventilation system that promotes continual air circulation. Easy tool-free assembly.