Front is 55% cotton and 45% linen; reverses to 100% cotton.Reverses to solid.Duvet features a hidden button closure with inner ties to keep insert in place.OEKO-TEX STANDARD 100: tested for 1000+ harmful substances. 14.HUS.42449 HOHENSTEIN HTTI.By choosing our cotton products, youre supporting our investment in Better Cottons mission. This product is sourced via mass balance and therefore may not contain Better Cotton.Duvet cover and inserts are sold separately.Shams are sold individually.Imported.CAREMachine wash in cold water; gentle cycle.Only use non-chlorine bleach, if needed.Tumble dry on low heat; remove promptly.Warm iron as needed.