... The filling inside the cushion is high quality round polystyrene beads. These beads range from 0.3mm to 0.8mm in diameter4 ... ) This combination of spandex / lycra cover and polystyrene beads allows our pillows to have a very unique yet comfortable ... hand feeling5) Shapes: u-neck, flower, star, heart, square, tube, body pillow6) Colors: red, yellow, green, royal blue, ...