Number One #1 Mom! Black and White Damask ~ Throw Pillow 20" x 20" Accent your home with custom pillows from Zazzle. Made of 100% grade A cotton, these soft pillows look great with your designs, text, monogram, and photos. The perfect complement to your couch, custom pillows will make you the envy of the neighborhood. •Sizes 20”x20” (square) and 13”x21” (lumbar).