Made from waterproof twill fabric that blocks rain penetration while aging and tearing Suitable for humid regions, bathrooms, or kitchens, protecting AC hoses and window frames from dampness damage and enhancing mobile air conditioners insulation Tightly seals window crevices to prevents dusts, and debris from entering, while stopping exhaust air backflow to improve cooling efficiency Features two zipper pulls for bidirectional adjustments, enabling none tool hand installation to seal window gaps and prevents air leaks or water ingress from mobile air conditioners Ideal for renters, offices, and scenarios requiring fast setup and takedown, solving common draft and leakage issues Available in 300cm, 400cm, and 500cm lengths, allowing users to cut the fabric to fit specific window dimensions Suitable for sliding, casement, and tilt window, Manufacturer: Tsophreniq