DOZ organic percale sheets are made with GOTS-certified organic cotton and are Oeko Tex 100 Class 1 certified, ensuring they are free from harmful chemicals. Crafted from naturally grown, long-staple cotton fibers, the single-ply, 300-thread count percale weave offers a durable, breathable, and cool sleeping experience. The fitted sheets have a 16-inch deep pocket to fit most mattresses. These cooling sheets become softer with each wash, reflecting our expertise in creating high-quality bedding.