【Flexible Installation】: These roller window blinds come with an option for traditional screw mounting or a no-drill installation using clamping brackets, suitable for window frames 1.6 to 2.5 cm thick 【Material & Durability】: Made from 100% polyester fabric, this light grey roller blind is designed to withstand wear and tear, ensuring longevity and low maintenance. Its sturdy aluminum top rail complements its robust construction 【Blackout Feature】: The blackout design of these roller shades provides privacy and blocks direct sunlight, offering effective light control and indoor temperature regulation for enhanced comfort 【Versatile Use】: Ideal for various settings, these blackout window coverings are perfect for homes, offices, cafes, and more, fitting seamlessly into modern decor spaces 【Child Safety】: Equipped with a chain connector and cord clip, this 90x130 cm roller blind ensures easy height adjustment and enhances child safety by keeping cords out of reach