Redi Shade 3728030 Easy Elegance Trim at Home with Honeycomb Cellular Shade and Light Filtering, 30-Inch by 72-Inch, White Trim at home using patented measuring scale for a perfect fit. Trimming tool and cutting guide are included The 30-inch width can be trimmed to fit windows 20-inch to 30-inch using our patented measuring scale Easy to install utilizing a simplified version of traditional bracket mounting for inside or outside mount Cordless lift control is safe for children and pets; no exposed cords Honeycomb cellular fabric, available in white or natural, provides a clean, crisp look while aiding in energy efficiency