DAPU Pure Linen King Pillowcase Set, 100% French Linen from Normandy, Breathable and Durable for Hot Sleepers. New NEVER used only washed once with ECO unscented laundry soap. 100% French Natural Linen—DAPU pure linen king pillowcase set is made exclusively from high quality French grown flax from Normandy, naturally grown and processed without chemicals or additives, harvested in an environmentally friendly manner. Stone washed for glossiness, fine durability as well as soft hand feeling. Manufactured with an OEKO-TEX Standard 100 certification which means no harmful chemicals were used and eco-friendly to the environment. Soft and Durable—Linen will get softer with every wash as it is a slender and natural fiber. It has the capability of self-cleaning, so there is no need to wash it frequently. 20"×40" with envelope closure. Sustainability features This product has sustainability features recognized by trusted certifications. Safer chemicals Made with chemicals safer for human health and the environment. As certified by OEKO-TEX STANDARD 100 OEKO-TEX STANDARD 100