Made from fabric, this multi purpose sealing doubles as a weatherproof barrier for gaps around window and doors year round Ideal for homeowners and renters seeking cooling, this versatile accessory works with portable units, window, and sliding doors Create environment in bedrooms, living rooms, or home offices while optimizing energy usage during extreme weather conditions Enhancing your portable efficiency with this seal set, effectively cool air leak and maintaining stable indoor temperatures to reduce energy costs Featuring a user friendly design, this air conditioning insulation cover allows quick installation and removal, fitting seamlessly into any home setup