Linen Avenue Custom Cordless 34 1/2 W x 48 to 54 H Seashell Light Filtering Cellular Shade Linen Avenue Light Filtering shades allow light to pass through fabric (These are not balckout) For inside mount measure your window horozontally in three places; top, middle and bottom, use the smallest measurement and subtract 1/4 in from the width of your window measurement For outside mount add 4 inches to the width of your window measurement, and order this width Each 9/16 inch single cell honeycomb cordless cellular shade is child and pet safe with a smooth cordless operation that conforms with CPSC child safety guidelines End caps, simple snap-in brackets (that fit for both inside mount and outside mount applications), and mounting hardware is included