Front is made of 86% Silk and 14% Cotton. Reverses is 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 at bettercotton.org/massbalance. Accommodates a 20" insert. Imported. Dry clean only. Overall: 20" sq Zipper: 18" l