【A+ Performance】This Grey curtain can block out 90% light(darker colors have a better effect), prevent UV ray, excellent performance on room darkening, noise reducing, privacy protection, dust resistance and energy efficiency. 【2 Panels】Grommet blackout curtains are designed by geometric pattern. This one-side print panel measures W50 x L84, Set measures W100 x L84. Available in 4 colors. 【SAFE & ECO-FREINDLY】 It is formaldehyde-free and environment friendly, no chemical coating, no toxic smell, safe and green. 【EASY CARE】 Machine washable, wrinkles free, even a little left will be disappeared after hanging for a few weeks, or warm iron. 【ELEGANT LOOK】 They are soft and silky fabric, same material back as of front, 8 matte silver metal grommets, 2.4" external diameter and inner is 1.6".