Materials: 100% Cotton Handwoven Front, Linen Backing, Invisible Zipper Closure. The pillow inserts provided are expertly filled with 95% feather, 5% down, covered with a top-quality, 233 thread count fabric. They are made of 100% Cotton, with down-proof stitching, to prevent feathers from poking out. Feathers are RDS (Responsible Down Standard) certified. Dimensions: 20" x 20" All products are made in small batches from natural materials making each piece unique. Please embrace the subtle differences in color and pattern. SSEN products are not guaranteed against natural wear, fading, finish, and dye-lot variations. Because we do not use chemicals to secure the dyes, darker dyes can transfer onto lighter fabrics with heavy friction.