Pier1.com and WorldMarket.com offer large 24-inch square couch pillows in various colors, fabrics and patterns. Society6.com lists unique artist-designed 20-inch square pillows that come with or without inserts.
Pier1.com sells several large couch pillows that aren’t available in its stores. The selection, as of 2015, includes velvety polyester solids, jute-trimmed cottons, and flocked linen and cotton blends. Cotton velvet couch pillows sold at WorldMarket.com come in a large variety of colors from rooibos orange to wine-tasting purple. Pier1.com and WorldMarket.com also offer smaller 20-inch square couch pillows. Society6.com hand cuts and sews all of its 20-inch square pillows from polyester poplin. Artist-rendered designs are expertly printed on both sides of the pillows.