nstruction Made of 73% linen and 27% cotton. Lined with an 80% polyester/20% cotton blend blackout liner for privacy and enhanced light filtration. Patented AeroLife™ Cordless Lift System uses a roller mechanism that is 100% cord-free, which is easy to use and safer for children and pets. Concealed handle makes it easy to lower and raise shade in one easy movement. Can be used as an inside or outside mount with included installation hardware. Shades over 50" wide have two visible vertical seams down the left and right of each panel. Imported. Care Spot clean with a damp, white cloth. Blot to remove excess water. Air dry. Do not machine wash or dry-clean. Assembly Installation hardware included. View our instructions on How to Install Roman Shades. Watch our video on How to Install Roman Shades. Internal Mount Measure inside width of window casing at top of window (this measurement is critical because headrail must fit. Measure inside height from top of window casing to top of sill in 3 places, record longest measurement. Choose width at least 3/8" smaller than the window (round down to the nearest inch). External Mount Measure width to be covered. Measure height to be covered from top to desired length, record measurement. 2" overlap on each side of window is recommended for optimum light control and privacy.