For a good night's sleep, the Down Duvet Insert will have you dozing off in no time. Filled with premium European down, it'll feel weighted and cozy when you're wrapped up and ready for bed. This thoughtfully designed linen features corner loops that will align with the interior ties on your duvet covers. It's finished with a cotton sateen shell and reinforced with a double-stitched piping seam. With OEKO-TEX® STANDARD 100 certification, this item meets strict environmental standards.