1.MAXIMUM INSULATION Maximizing the insulation of your portable air conditioner or tumble dryer has never been easier. Our air conditioner sealing cloth measures 9.4 x 8.6 x 0.9 inches and has a maximum length of 118 inches. It fits perfectly with all portable AC units for energy efficient and effective cooling. 2.ENHANCED PERFORMANCE Seamlessly seals cold air inside, blocks heat, flies and rain. This air conditioner sealing cloth ensures good insulation and improved indoor comfort. Its good sealing effect locks in cold air securely, making it suitable for yearround use. 3.ENHANCED SEAL EFFICIENCY Upgrade your air conditioner with our sealing cloth. Made of strong materials, with double stitching and wider stickers and tapes, it ensures stable and convenient airflow in your household. It is really sturdy and good. 4.HASSLEFREE USE Integrate this air conditioner sealing cloth seamlessly into your space. No drilling is required. Simply line up with the tape for a snug fit that increases your comfort.