Made Of 100% Cotton - A Natural And Durable Material That Becomes Softer With Every Wash. Cotton Is A Soft, Natural Material That Breathes, Absorbs Moisture And Feels Comfortable Against Your Skin. Decorative, Fabric-Covered Buttons Keep The Duvet In Place. Pillowcase With Envelope Closure.118 thread count. Thread count indicates the number of threads per square inch of fabric. The higher the thread count the more densely woven the fabric.