RIBBON BORDER: Different colors of ribbon border are designed to embellish this white roman shade. Such a simple and stylish style is suitable for both formal and informal occasions. Add a touch of elegance and modern aesthetic to your space. EASY INSTALLATION: Self-sticky top, you can easily remove the fabric from the head rail to replace or wash. Easy to maintain, operate, and install. The cordless lift design ensures safety and easy to open and close. All hardware included. LIGHT FILTERING: Unlined. The natural material blocks out the harmful UV rays but allows natural light to enter the room, making you enjoy the art of light and shadow. INSIDE MOUNT: For inside mounting, measure the window inside width and height. Reduce the measured width by 3/8 inch to ensure it can be installed in, the height is the same as the measured height. Note there will be slight gaps on sides due to fabric deductions. Ensure your window depth is at least 2 inches. Otherwise, please choose outside mount. OUTSIDE MOUNT: For outside mounting, measure the window frame width and height. Add the measured width by 2-6 inches, add the measured height by 5-8 inches to prevent light gaps on the sides of your window, then customize this size. We are happy to calculate and provide you with the exact size require if you need. Material: Polyester