Yoolax Adjustable Aluminum Light Blockers for Window Shades, 2PCS, Black, L — Open-Box, 20% Off

【Adjustable Fit for Tall & Large Windows】Designed for window heights from 51–98 inches. Suitable for taller bedroom windows, patio doors, media rooms, hotels, and large blackout shade installations

【Reduce Side Light Gaps for a Darker Space】Helps create a more complete blackout effect by reducing side light leakage. Especially useful for bedrooms, projector rooms, nurseries, and light-sensitive environments

【Patented Retractable Structure — Easier Than Traditional Tracks】No cutting or custom measuring required. The extendable design adjusts directly to your window height, helping simplify installation and reduce sizing errors

【Easy 3-Step Installation & Reusable Structure】Adjust. Tear. Stick. Designed for quick setup and long-term reuse. Especially practical for renters or families moving between homes

【Durable Aluminum Alloy with Broad Compatibility】Compatible with Yoolax inside-mount indoor shades, especially blackout roller shades, dual shade, zebra shades and etc. Fits Yoolax bottom rails (except solar-powered versions) and most shade bottom rails up to 18.5mm thick. Suitable for wood, aluminum, tile, and cement wall surfaces. Premium aluminum construction with silicone-lined U-tracks helps ensure smoother and quieter daily operation

Still cutting your light blockers to fit your windows? Yoolax Adjustable Aluminum Light Blockers are designed to make blackout upgrades simpler, cleaner, and more reusable. With a patented retractable structure, they adjust to different window heights without trimming or measuring errors. The aluminum construction offers a more durable and refined alternative to traditional PVC blockers, while the reusable design makes them especially practical for renters, growing families, and long-term home projects. Whether you’re creating a darker nursery, improving bedroom sleep quality, or reducing screen glare in a media room, these light blockers help complete the blackout experience — without adding installation stress. Simple to install. Easy to reuse. Designed for everyday living.