Our Linen Avenue Solar Roller Shades are designed to reduce the glare and incoming heat and protecting furnishings and floors from damaging UV rays. Their contemporary design adds style , while preventing direct sunlight from entering the room during certain times of the day.Please be sure to measure your window correctly according to the instructions below.If you would like to install the shade INSIDE of the window frame your window sill must be at least 2" deep, measure horizontally, at the top of your window sill. Using the measurement, round down to the closest whole number. Your shade will arrive with an 1/4" deduction, to ensure a perfect fit. To install the shade flush inside of the window frame, your window sill must be at least 3" deep. Your shade will arrive with a 1/4" deduction.If you would like to install your shade OUTSIDE of the window sill, measure in the same place. Using the measurement, we recommend adding 4 to 5 inches to the width and length, to ensure full coverage. Your shade will arrive with an 1/4" deduction.All Linen Avenue shades are child and pet safe with a smooth CORDLESS operation that conforms to CPSC child safety guidelines. Hardware: End caps, simple snap-in top mount brackets (that fit for both inside mount and outside mount applications), and mounting hardware is included.The shade includes an upgraded color coordinated cassette valance that has a 3" projection. If you would like to install the shade inside of the window frame, your windowsill must be at least 2" deep to install with a one inch projection from the window opening, and 3"� deep for a flush mount.