Woven from 100% Organic Cotton270 Thread Count Cotton PercaleLong staple cotton fibers offer unparalleled quality and longevitySTANDARD 100 by OEKO-TEX® certified. Certificate Number: 15.HIN.75800/ Testing Institute: Hohenstein HTTI; made without the use of harmful chemicals or pesticidesDuvet includes button closure and corner ties to keep comforter in placeUnlike the sheen and silky feel of sateen, percale offers a cool and crisp hand feel that regulates air flow and improves breathability - even for hot sleepersMade with Green energy using power generated by Windmills and processed with reverse osmosis water purifying methodCrafted in IndiaOrganic100% CottonBest In Class Quality Classic Organic Percale Piped Duvet Cover