Scroll Type Invisible Window Screen Size: 80 x 150 cm / 31.5 x 59.1 in. length and height available. What it does Lets natural light and fresh air into your room while keeping insects, pollen, and outdoor nuisances out. Bright nanofiber mesh provides clear visibility and gentle air circulation so you can reduce air conditioner use during open window seasons. Solid aluminum alloy frame with a pushbutton lock for secure, durable operation. Key features Materials: Aluminum alloy frame and nanofiber mesh for strength, breathability, and easy maintenance. Open method: Single open with pushbutton lock included. Performance: Waterproof, thermal insulation, petproof, and easy to clean. Color: White. Length and height can be customized to fit your window. Suitable for: External casement windows, internal casement windows, and sliding windows. Package includes: 1 x Window Screen. Benefits for you Improved ventilation: Allows airflow without sacrificing brightness or view. Insect protection: Keeps flies, mosquitoes, and other small pests outside. Durable and low maintenance: Sturdy frame resists deformation and the nanofiber mesh wipes clean easily. Pet friendly: Mesh and frame designed to withstand normal pet activity and prevent easy damage. Energy mindful use: Encourages fresh air use instead of continuous air conditioning during mild seasons. Use scenarios Living room balcony window: Install on a sliding balcony window to enjoy fresh air and unobstructed views while keeping insects out during evening gatherings. Bedroom casement window: Use the screen on an internal or external casement window to ventilate the room overnight without bright lights or bugs entering. Kitchen window: Place on a kitchen window to allow steam and cooking odors to escape while preventing flying pests from entering. Notes Manual measurement may result in a minor size variation of up to 1 cm. Color appearance may vary slightly due to different screen displays. If you need a different size or color, is available.