Doz by Sijo Cotton Sheet Set: Sijo s award-winning bedding now in Doz by Sijo. Enjoy high-quality, well-crafted sheets that enhance your sleep at a great value.oeko-tex Cotton: Doz by Sijo Percale sheets are Oeko-Tex 100 Class 1 certified, free from toxins, chemicals, pesticides, and GMOs, ensuring a safe, pure sleep.single-ply Weave: Made from single-ply, long-staple cotton yarn with a 300 thread count, these percale sheets offer durability and breathability for a cool, comfortable sleep.16 Inch Deep Pocket: Fitted sheets have a 16-inch pocket depth to fit most mattresses. Available with or without a top sheet to suit your needs.cooling: Breathable percale weave is soft, lightweight, and provides excellent air circulation. Ideal for hot sleepers, keeping you cool and comfortable.