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. OEKO-TEX® STANDARD 100: tested against 1000+ harmful substances to keep you and your family safe. 21.HUS.86232 Hohenstein Made of 100% cotton. Yarn-dyed fiber has incredibly rich color that holds its vibrancy over time. Twin-sized duvet cover fits both standard twin and twin XL dorm mattresses. Duvet cover and sham reverse to a solid color. Duvet cover has interior ties and a hidden button closure to keep the duvet in place; sham has an overlap closure. Duvet cover, shams and inserts sold separately. Machine wash. Imported.