No need to drill any holes on your window frame, great for Renter, Landlord, and Home Buyer. Easy to Install in 30 seconds with no tools-no drill, screws, or brackets. The innovative cordless lift system ensures safety and ease of use. Please order the customize shade as below steps. STEP 1, Select your color. STEP 2: Hit the "customize now" button on the right side to fill out inside or outside mount. STEP 4: Select your custom measurements. For inside mount give us the exact window opening size and we will take a 3/8 deduction. For an outside mount,please add 3-6"based on window frame size . STEP 4: Choose Cordless system or No cordless system. STEP 5: Select the blackout liner or no liner. For an INSIDE THE WINDOW FRAME MOUNT, give us the exact measurement of the opening (include the window and trim size what you need to cover)to the 1/8th inch and WE will take a 3/8 inch deduction off the exact measurement given so that the shade will fit you window perfectly. You need at least 1-3/8 inch of depth on the top of the window for an inside mount. For an OUTSIDE ,we suggest to make the shade 3-6 inches wider and longer than window frame size so the shade could fully cover the window and window frame. Washable and Replaceable: With Velcro on the head-rail, roman shades are washable and easy to replace. Machine wash warm. Letau provides good after-sales service to our customers, we will double confirm the order information once receiving the order,to make sure everything especially the measurements are correct. The exquisite Floral Cordless Roman shade brings an understated elegance to your windows. Sleek and sophisticated. A good choice for patio doors, french doors, sliding doors, kitchen windows, living windows or bedroom since we provide blackout liner options in "Customize Now".No need to drill any holes on your window frame, great for Renter, Landlord, and Home Buyer. Easy to Install in 30 seconds with no tools-no drill, screws, or brackets. It can be used indoor or outdoor but do not expose to rainwater.