40W x 64L is actual blind size. Fits inside window frame 40 to 40.5 inches wide. Width sizes available from 20" to 72", in 1/2" increments. Length sizes available in 48", 64", 72" and 84". Honeycomb shades can be installed inside or outside the window frame. Please install the additional center brackets for support and safety. Light Filtering Shade. Available in white, ivory, alabaster, gray cloud, anchor gray, and latte. To care simply dust the shade fabric and wipe both rails. Easy to operate by simply holding the bottom rail and raise and lower to desired height. Package includes One shade, mounting hardware set and installation instructions. ALL COLORS FEATURE A WHITE BACKING FOR A UNIFORM LOOK FROM OUTSIDE. FREE color swatches available, email firstname.lastname@example.org and provide product and color name or link and mailing address, please allow 3-4 days to receive your swatch.