From Ralph Lauren, this duvet cover features: Inspired by the elegance of tailored men’s sportswear Duvet cover features a yarn-dyed windowpane pattern on soft cotton with a herringbone weave Clean-lined details include a sewn flange and double-needle stitchwork 90-thread-count cotton Approx. 2" flange with double-needle stitching Hidden buttoned closure Interior corner ties Full/Queen duvet cover: approx. 92" W x 96" L King duvet cover: approx. 108" W x 96" L 100% cotton Duvet insert sold separately Machine washable, tumble dry Each size sold separately  By choosing our cotton products, you’re supporting our investment in the Better Cotton™ mission to help cotton communities survive and thrive, while protecting and restoring the environment. Imported.