Efficient Insulation: This cat house with 6 sides all around insulated liner to ensure superior warmth. Crafted with 2 layer insulated materials, solid wood and thermal liner protects cats from any extreme outdoor conditions Soft Thermal Inner Liner: Filled with 0.78" thicker sponge insulated liner will effectively keep your pets warm in cold winter.It will cut the outdoor cold temperature retains your pet’s own body heat to make them warm and comfy Great Outdoor Protection: The wooden outdoor cat house is leak-proof and the waterproof base is elevated off ground.The roof is slanted so rainfall will not sit on top. It will survive in heavy rain/snow to keep the cat warm and dry inside Help in the humane effort: Even with their thickened fur coats, feral and stray cats need a warm and insulated shelter to sleep at night. You can feel great knowing you are providing a warm cat house Larger than Others: Our outdoor feral cat house is large, measuring 23.6" Lx20.9" Dx18.3" H, accommodate multiple kittens, puppies, making it an ideal outdoor house for pets weighing about 25 pounds Outdoor cat house