Grommet Star Print Thermal Insulated Blackout Curtain ,Blue, 1 Panel (100''WX84''L) Star Foil Print Thermal Insulated Blackout curtains add an unexpected twinkle to these practical window treatments. Laboratory test shows these curtains insulate against heat and cold, saving you money & energy. Independent laboratory test also shows curtain blocks out 99.9% of light and 100% of UV ray. Curtains feature innovative fabric construction and are machine washable for easy care. Panels sold individually . Several Size for choose .