The Cotton/Viscose Blend Gives You A Soft Material. The Cotton Breathes And Absorbs Moisture While Viscose, Made From Wood Pulp, Is Smooth And Has A Fine Sheen. Viscose Is Made From Wood Pulp And Has A Smooth Surface That Feels Cool And Soft To The Touch. Decorative, Fabric-Covered Buttons Keep The Duvet In Place. Pillowcase With Envelope Closure.