Woven from 100% European flax which is resource-light and eco-friendly STANDARD 100 by OEKO-TEX® certificate BEHO 078808; made without the use of harmful chemicals or pesticides. Breathable, yet insulating; best for year-round comfort 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 place Envelope closure on back of shams Complete your bedding refresh with new pillows and duvet inserts Made with care in China and India