350-thread count cotton duvet cover / comforter cover. Made of long-staple Supima® - the cream of the crop of American-grown cotton. Famous for its softness and strength, Supima® is woven with 350 ultra-fine threads per square inch for a whisper-light feel. Button closure and hidden corner ties hold comforter in place. Matches our 350-Thread-Count-Supima®-Solid-Sateen-Bedding 100% cotton. Machine wash. Imported. Exclusively ours. Also available in woven damask stripe. Personalize: Monogram is located 33" inches down from closed end of duvet (centered) All duvet covers come with corner ties that attach to the loops on our comforters to hold both in place. Duvet/Comforter sold separately. An exceptionally soft feel and strong construction are the hallmarks of Supima® cotton, making our 350-thread count comforter cover a smart choice for the bedroom. Woven with 350 ultra-fine threads per square inch for a whisper-light feel, this comforter cover ensures smooth comfort, night after night. Convenient button closures and interior corner ties hold the comforter in place.