A vision in velvet. Our plush pillow covers are dyed for saturated color, then washed to create a soft, subdued luster. Made of 90% cotton and 10% polyester. Zipper closure. Pottery Barn is a proud member of the Better Cotton Initiative click here. Our cotton products support more sustainable cotton farming. STANDARD 100 by OEKO-TEX® certified. Tested in an independent lab and verified to be safe from over 350 harmful substances. Fair Trade Certified™. The purchase of this product helps ensure fair and safe labor practices, improve livelihoods, and empower workers to invest in their communities. Accommodates a 20" insert (sold separately). Machine wash. Imported.