100% cotton. By choosing our cotton products, you’re supporting our investment in Better Cotton’s mission. This product is sourced via mass balance and therefore may not contain Better Cotton. Learn more. Various lengths, all sizes 48"w. Pole pocket diameter: 4". Includes 100% polyester blackout liner. Please note, imagery reflects opacity of curtain without blackout liner. Blackout lining blocks all light (great for nurseries and bright bedrooms). Coordinates with West Elm's window hardware (sold separately). STANDARD 100 by OEKO-TEX® Certified: tested for 400+ harmful substances. 21.HUS.86232 HOHENSTEIN HTTI Sold individually or as a set of 2. Made in a Fair Trade Certified™ factory, empowering workers who made it.