Outdoor Waterproof Pet House: The waterproof tarp makes the house waterproof. Tool-free installation, waterproof structure allows it to be placed anywhere, including removable floor mats, there are two styles: camouflage green and camouflage red. 3 sizes optional: pet house length x width x height approx: small size is S: 333033. The average size is M: 383538. The large size is L: 434042. Please check the size parameters forchoose a suitable pet house before placing an order, thank you. Warmth: The semi-enclosed pet nest is surrounded by a windshield and can be used with heating pads to protect pets from harsh winter weather. (The Nest package does not include the heating pad). Ideal for kittens and puppies, our cozy cat house is the perfect home for outdoor cats, community cats and feral cats. It is warm and cozy, easy to assemble and a durable cat sheltercold. It is very suitable for pets sleeping in garages, porches, barns, balconies, hallways and even at home, indoors and