The Naturepedic Organic Kapok/Cotton Pillow combines a luxurious 300 thread count organic cotton outer cover with a 50/50 blend of certified organic kapok (also known as silk cotton) and certified organic cotton filling for a comfortable and healthy sleep. Kapok is 1/5 the density of cotton, adding a lightweight and fluffy element to the pillow, resulting in a luxurious feel. Naturepedic is a GOTS certified organic bedding manufacturer and has earned the trust of discriminating consumers across the country. Naturepedic also meets the strictest GREENGUARD® certification standards for eliminating chemical emissions.