Our Thermalogic™ energy-efficient insulated solid grommet-top curtain pairs have an attractive finish, substantial weight, and a soft feel. They're made of cotton with a rich, woven texture similar to sailcloth and backed with an acrylic suede liner. Six antique-brass grommets per panel. Our insulated Thermalogic™ curtains create a barrier against sunlight and drafts, helping you maintain a constant room temperature year-round. They are also great for protecting carpets, eliminating unwanted noise and reflections. Thermalogic™ curtains block out up to 95.3% of light, reduce outdoor sound by up to 46.3%, and reduce heat loss by as much as 44%. A great investment for any room of your home!