What We Like About the Indigo Dog House The Indigo Dog House features a fun design that offers real protection from the elements. An extended doorway and adjustable rooftop ventilation work to keep the interior dry and comfortable. Structural foam will keep your dog cool in the summer and warm in winter. * Igloo-shaped dog house * Extended doorway for rain-resistance and extra space * Adjustable top ventilation * Durable, structural foam construction * Two-tone off-white and black color scheme * Available in several size options