【Privacy & Light Control】: Blackout roller blinds block direct sunlight, maintaining privacy while controlling indoor light and temperature 【Versatile Use】: Suitable for various settings like homes, offices, or cafes, these blackout blinds are an adaptable window covering solution 【Child-Safe Design】: Equipped with a chain connector for height adjustment and a cord clip to enhance child safety in any room 【Multiple Mounting Options】: Install these blackout blinds using screws or no-drill clamping brackets, compatible with window frame rebate thicknesses of 1.6 to 2.5 cm 【Durable Material】: Made from 100% polyester, these black roller blinds are to wear, tear, and are easy to maintain with simple cleaning