?100% Blackout Natural Woven Fabric?100% blackout roller shades fabric made of 100% excellent polyester imported; Bamboo-look fabric gives your room an easy-breezy, carefree look and feel in just minutes; Prized for their unique differences in colors, these ahhh-inspiring woven window coverings easily blend into almost any room or with any style. ?Upgraded Cordless Design—Free-Stop System?Different from ordinary spring systems, they come standard with a free-stop easy-lift system to raise and lower them smoothly with just the touch of your hand; Best choice for kids and pets. ?Aluminum Valance and Bottom Rod?Aluminum valance provides a clean and laid-back look, feels of quality; ?38mm Roll Tube?Use 38mm tube instead of 28mm, natural woven roller blinds provide strong support to the fabric so that the bottom of the fabric is on the same horizontal line and does not tilt; Persilux light filtering natural woven shades install in minutes and comes with all necessary hardware. ?How to choose a correct size to fit? Example your window meas 23" width by 72" length?INSIDE MOUNT: window width is blind width, window height is blind height; Blind Width=23"; Blind Height=72"; OUTSIDE MOUNT: Plus at least 4" is blind width, plus at least 4" is blind height; Blind Width=23"+4"; Blind Height=72"+4";?Pls Note?Fabric width will be 0.8" shorter than the size of the shade. ?Easy Installation & Care?Accessory kit includs metal brackets, screws and installation manual for convenience; Clean with dry cloth, Low Iron;?Support Customization?You can also click the "Customized" option to make customization by yourself. We will provide a satisfactory solution for you if there are any questions or missing accessories.