ã?0%-90% Blackoutã?/strong>The shading effect varies slightly due to color difference, but it is not 100% completely light blocking. Due to the production process, curtains in different light intensity and angle may show silver plush reflective effect. ãEnergy-Efficient Designã? These curtains help maintain a stable indoor temperature by reducing heat loss in winter and blocking sunlight in summer. A simple way to improve energy efficiency and reduce your utility bills year-round. ãNoise Reduction & Privacyã? Made with thick, sound-dampening fabric, these curtains significantly reduce outside noise while also providing maximum privacy. Perfect for bedrooms, nurseries, and living rooms. ãCustom Fitã? Our Velvet blackout curtains come in a variety of sizes to ensure the perfect fit for your windows. For the best results, choose a width 2x the size of your window for full coverage. ãEasy Care & Installationã? Each curtain set comes with durable metal grommets for easy hanging. Simply machine wash in cold water and tumble dry low for effortless maintenance.