Soft texture makes any room more welcoming. These pillow covers are stone washed for a beautiful variance of highs and lows and feature a subtle diamond pattern that works with every style. Front fabric is made of 100% linen; reverse fabric is 52% linen and 48% cotton blend. Reverses to solid natural. Zipper closure. Pottery Barn is a proud member of the Better Cotton Initiative click here. Our cotton products support more sustainable cotton farming. To learn more about our environmental commitment click here. STANDARD 100 by OEKO-TEX® certified. Tested in an independent lab and verified to be safe from over 350 harmful substances. Accommodates a 20" square insert (sold separately). Machine wash. Imported.