Construction Made of 100% cotton percale. Duvet cover and sham reverses to self. Duvet features a hidden button closure with inner ties that keep the insert in place; sham features an envelope closure. Duvet cover and insert sold separately. Shams sold individually. OEKO-TEX® STANDARD 100: tested against 1000+ harmful substances. 14.HUS.42449 Hohenstein Imported. Care Machine wash in warm water; gentle cycle with like colors. Only non-chlorine bleach when needed. Tumble dry on low heat...