Our dog house is made of thick plastic that can withstand long periods of sun exposure and rain and snow. The design of the plastic cover on the roof screw makes the house look more beautiful, and also prevents water from dripping into the house from the gap. Our raw materials are new and protection of the environment PP materials, with long service life, waterproof and durable. There are two vents at the front and back of the dog house, which ensure the air circulation inside, so that your pet can breathe fresh air when staying inside.