[ENJOY COOL AIR IN ] - air conditioner seal blocks the return flow of warm air by the hose between the frame and the itself. At the same time, it reduces the leakage of cold air and keeps your room cool for a long time. This air seal can also effectively isolate insects, dust and mosquitoes, providing you with a cool and comfortable living environment.[INCREASE COOLING PERFORMANCE & SAVE ENERGY AND MONEY] - Uses the aircon seal to make your mobile air conditioning unit works more efficient and cool your room in less time. Reduces energy consumption and carbon dioxide emissions in the , which are particularly elevating in the , precisely because of the enormous use of air conditioners. Protects the environment, saves energy, and helps you save on your electricity bill [EASY TO INSTALL] - No tool or drilling needed. All you need comes with seal Simply apply the adhesive tape to the inside of your frame and to the itself, attach the seal to the tape. Open the zip and place air hose out of the , then the zip tightly around the hose. You can open or the at any time without removing the seal. Just seconds, you can enjoy a cooler environment in .[ECONOMICAL AND PRACTICAL] - ac seal made of high quality waterproof material, effectively keep warm air , prevent leakage of cold air, keep out insects, dust and rain. Durable and reusable, remove the seal from the tape if not in use, and install it again to save your money Come with strong tape, so that you 't need to worry about the adhesive tape falling off.[UNIIVERSAL SEAL FOR PORTABLE AIR CONDITIONER] - This air conditioner seal is suitable for all portable air conditioners, tumble dryer, dehumidifier or other machine with exhaust hose. Application for windows that open to the left or windows that open to the right, bottom hung windows or skylights(not sliding or door).Colour: WhiteMaterial: clothSize: 3 Package Contents:1 x Sealing clothOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.