Construction Made with 55% linen and 45% cotton. Reverses to the same. Duvet features a hidden button closure with inner ties that keep insert in place; sham features an envelope closure. Shams sold individually. Duvet, sham, and insert sold separately. OEKO-TEX® STANDARD 100: tested against 1000+ harmful substances. 14.HUS.42449 Hohenstein Imported. Care Machine wash on warm. Only use non-chlorine bleach when needed. Tumble dry on low. Warm iron as needed.