About this item This fits your . Make sure this fits by entering your model number. 100% Polyester ① DESCRIPTION: Vertical blinds will make any window look and feel brand new. Enjoy pristine 3.5inches slats that turn and glide smoothly to reveal or hide your view. Room darkening slats hang straight and evenly for a neat finish. Blackout window blinds was made by 100% polyester, upgraded fabric is more shading and can block 100% light and UV ray. Chain holder folds up extra lift chain safe for children and pets. Custom width from 12 to 118 Inches and Custom length from 16 to 157 Inches. ② MADE-TO-ORDER: We provide custom service to make sure you can receive correct shade size. Choosing the color and type you want. Hit the “customize now” button on the right side to fill out your custom measurements. Choosing mounting type, provide custom measurements. If your size is not found on the customize list, please select the closest size to process order. If you have questions. Add any optional additional comments. Then we will contact you in 24 hours to confirm the order details. ③ INTERNAL MOUNT: For inside mount, at least 2 inches depth is needed, fill out the customization form with the exact measurement of the OPENING to the 1/16th inch then WE WILL TAKE 0.4 INCH deduction off the exact window width and 0.25 INCH deduction off the exact window height so the blind will fit perfectly in that opening. If the blind size same as the opening width, it will be hard for you to install the blind inside the opening. ④ EXTERNAL MOUNT: WE WILL NOT MAKE ANY ADJUSTMENT, so provide us with the exact shade size you want when filling out the customization form. Outside mounts are traditionally mounted above the window opening and go slightly wider than the opening. Usually shades width need to be 3" to 10" wider than window width, shade height need to be 5" to 10" longer than window height for better coverage. All mounting brackets are included, easy to install. ⑤ SHIPPING & SERVICE: Our window roller shade contains an accessory kit includingbracket,screws and install instruction for convenience.To make sure you receive the package quickly and correctly please reconfirm the shipping address. A kind reminder, BOX address is not available, so please provide your physical address. Before you place the order or after you received the package, any questions feel free to contact customer service.