*Produced from organic 100% cotton. *Produced by usage 83/cm2 yarn. *From growing of cotton, to making into a product, cancerogenic or chemical material haven't been used in any step and used completely organic dye. *It is a certified product like ISO 9001:2008, GOTS-TR, Oeko-Tex. *After washing, problems like fading, shrinking and pilling haven't certainly been. *It's box and embroideries are special design and these special designs make the products different from the similar products on market. *The product includes 6 pieces and this king size duvet cover set's sizes are like below; 200x220cm Duvet Cover, 240x260cm Bedsheet, 50x70cm 2 Pieces Pillow Cases, 50x70cm 2 Pieces Oxford Pillow Cases.