[Complete Cover Kit for Indoor & Outdoor Units] This window air conditioner cover kit includes both an outdoor cover and an indoor cover, providing all-around protection for your U-shaped air conditioner units. [Designed for U-Shaped Window Air Conditioners] Specifically made for U-shaped window air conditioners, this cover fits models with 8000, 10000, and 12000 BTUs, ensuring compatibility with a range of popular units on the market. [Durable 3-Layer Construction] The outdoor cover features a robust 3-layer design with heat-insulating aluminum foil that is dustproof and weatherproof. The indoor cover is crafted from 600D oxford cloth with a waterproof inner layer, effectively blocking cold air and dust from entering your home. [Quick and Simple Installation] Enjoy hassle-free setup with both covers that can be installed in just 2 minutes—no tools required. Simply place the cover over your air conditioner unit as per the included easy installation guide. All installation can be done indoors, eliminating the need for outdoor work. [Protects Your Air Conditioner] Prevents accumulation of dust, dirt, and debris when your air conditioner is not in use. This cover saves you the effort of removing your heavy window unit for winter storage, ensuring your air conditioner remains clean and ready for use when needed. [Practical Use Scenarios] Ideal for seasonal storage, protecting your unit during extreme weather conditions, or maintaining cleanliness during off-seasons. This cover kit ensures your air conditioner remains in optimal condition year-round.