Featuring an elegant dupioni faux silk fabric with a raw slub texture, Evelina Faux Dupioni Silk Extreme 100% Blackout Back Tab Curtains provide the ultimate in light blocking technology to keep out even the harshest of light while adding opulent radiance to any room of your home. Sun Zero Extreme Blackout Thermal Lining is laboratory tested to block out 100% of light, reduce outside noise by up to 30%, and decrease energy lost through your windows by up to 40%. Comfort is optimized with thermal properties that help keep summer heat and winter chill out of your home. Built-in hidden back tabs allow for easy slide-through installation on curtain rods up to 1.5"" in diameter. Hang in your entertainment room to eliminate screen glare and reduce distracting outside noise, or in your bedroom for enhanced privacy and a sounder, more uninterrupted sleep.