Details Material: Made of 100% cotton. Secure Design: Duvet features a button closure with inner ties that keep insert in place; sham features an overlap closure. Certification and Standards: OEKO-TEX(R) STANDARD 100 certified, tested for 1000+ harmful substances (14.HUS.42449 HOHENSTEIN HTTI). Made in a Fair Trade Certified(TM) factory, empowering workers who made it. Components: Duvet cover, shams and inserts are sold separately. Certification and Standards: By choosing our cotton products, yo