100% Polyester [MATERIAL]: J&V TEXTILES 2pcs grommet room darkening curtains for bedroom, solid thermal insulated living room blackout window panels are all made of 100% Polyester,machine washable,but please separately in a mesh bag, do not bleach,warm iron and tumble dry at low temperatures [SUN BlOCKING&THERMAL INSULATED FEATURES]: Our J&V TEXTILES Living bedroom curtains can block out 85%-99% sunlight and harmful UV ray (deep colors work better), keeping room cooler, against heat in summer [EFFECTIVE NOISE REDUCTION]:With factory testing our J&V TEXTILES blackout curtain can reduces outside noise, perfect for late sleepers and afternoon naps in the day time [GROMMENT TOP& GENERAL RING]: Thread trimmed and wrinkle-free, Each curtain panel has 8 silver grommets on top,1.6" inner diameter grommets fit almost all standard or decorative rod 2 China Imported Material & Care Polyester Machine washable