Turn your sleep space into a soothing retreat. Our duvet insert is generously filled with a fluffy down-alternative, instantly upgrading your bedding game. Pair it with any of our stylish duvet covers. HOW IT’S CONSTRUCTED Shell is made from 100% polyester. Filled with polyester. DETAILS YOU'LL APPRECIATE End-to-end box stitch construction prevents fill from shifting. KEY PRODUCT POINTS OEKO-TEX® STANDARD 100: tested for 1000+ harmful substances to keep you and your family safe from chemicals common to textile manufacturing. 21.HUS.86232 HOHENSTEIN HTTI. Imported.