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 pesticides.Set includes duvet cover and shams (1 standard sham included with twin, 2 standard shams included with full/queen, 2 king shams included with king/cal king)Duvet includes button closure and corner ties to keep comforter in placeEnvelope closure on back of shamsNamed "Best Cooling Percale Sheets" by SleepFoundation.orgUnlike 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 sleepers.Made with Green energy using power generated by Windmills and processed with reverse osmosis water purifying methodComplete your bedding refresh with new pillows and duvet insertsCrafted in IndiaOrganic100% cottonBest In Class Quality Classic Organic Percale Duvet Cover Set