Spacious Space: The dimensions of the cat house are 20.9"L x 16.1"W x 15.1"H, spacious enough to accommodate 1-2 cats up to 15 pounds Escape Door Desgin: The cat house is specially designed with an escape door, ensuring that cats can quickly escape in case of emergencies, providing a safety protection for your pets Sturdy: Our plastic cat house is made of double-layer thick HDPE material, more sturdy than ordinary plastic, able to withstand cats' active behavior, providing them with a safe and comfortable resting space Stackable Design: The house can be stacked as a 2-story cat house to save space, suitable for multi-cat households. The stackable design is not only practical but also adds to the fun of the cat house, allowing cats to enjoy more exploration and play Weatherproof: This cat house can effectively prevent rainwater from seeping in, ensuring a dry and comfortable living environment for cats. It's ideal for outdoor and indoor cats, as well as for feral cats in garages, porches, barns, or rescue areas Cat house