40 inch W x 84 inch L (102 cm x 160 cm). Energy saving. Room darkening. Thermal insulated. Noise reducing. Premium blackout 4. Blackout 3. Room darkening 2. 1 Light filtering. Light block meter. Cooper - one panel. One grommet panel. Room darkening panel. 4 Premium blackouts ideal for: Blocking out bright light. 3 Blackout ideal for: Blocking out most light. 2 Room darkening ideal for: Blocking out some light. 1 Light filtering ideal for: Maximum light exposure. Thermal Insulated: Sun Zero thermal insulated curtains are backed with a coated layer to increase insulation against heat & cold. Curtains are laboratory tested to block up to 98% of outside light (Light blocking performance varies by product color). Machine washable! Window Widths: Up to 29 inches Wide: 1 panel you will need. Window Widths: 30 inches to 39 inches: 1 or 2 panels you will need. Window Widths: 40 inches to 48 inches: 2 panels you will need. Window Widths: 49 inches to 72 inches: 3 panels you will need. Window Widths: 73 to 96 inches: 4 panels you will need. Window Widths: 97 inches to 120 inches: 5 panels you will need. Window Widths: 121 inches to 144 inches: 6 panels you will need. Made in China.