Doz by Sijo Cotton Duvet Covers: Sijo, an award-winning bedding brand, brings its expertise to Doz by Sijo, offering high-quality, well-crafted, and affordable sleep products for better rest every night.single-ply Weave and True Percale: Made from 100% long-fiber cotton yarn with a 300 thread count, these percale duvet covers are durable, breathable, and cool to the touch, ensuring lasting comfort.oeko-tex Certified: Doz by Sijo duvet covers meet Oeko-Tex 100 Class 1 standards, free from harmful chemicals, pesticides, and GMOs, for a toxin-free sleep environment.8 Loops For Secure Fit: Featuring 8 corner and side loops with coconut shell buttons for secure fastening. Available in Full/Queen (90"x90") and King/Cal King (106"x90").Cooling: The breathable percale weave provides a lightweight feel and enhanced air circulation, ideal for hot sleepers. These duvet covers get softer with each wash.