100% Polyester Room-Darkening - When properly installed, Loft Living room-darkening products will significantly block most incoming light. Rod Pocket header - The rod pocket header on this panel allow you to hang and slide easily and quickly. Energy Efficient - The lining on this room-darkening curtain is an added layer that is designed to insulate against temperature variations and minimize heating and cooling costs, block a significant amount of light, give you daytime and nighttime privacy. Noise Resistance - Thermalogic’s insulating properties also muffle noise from outside, which is especially useful for those working unusual hours and needing uninterrupted sleep. UV Protection - This collection provides ample protection by blocking harmful UV rays, which can fade your floors and damage your furniture.