BAMBOO MADE: The shade is tightly woven from high quality organic bamboo, providing the perfect combination of natural beauty and durability. Add a pristine and elegant feeling to your room and create a serene and tranquil atmosphere for you to relax in. All hardware included. CORDLESS SETTING: The cordless design ensures the safety for families who have children or pets. The shade can be effortlessly raised or lowered by hand, making it an ideal choice for stylish and practical home decor. INSIDE MOUNT: For inside mounting, measure the window opening 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 and 3/4 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. CUSTOM ROMAN SHADE: Here are 2 options for roman shade back liner, A privacy liner 80% will softly filter hash light. A blackout liner 100% will block most of the incoming sunlight. For the size, according to the installation type and window measurement to choose. If you are not sure for some questions, please contact us, we are glad to provide you with customized services. Material: Bamboo