NHL Pittsburgh Penguins - Comforter Set - Twin Bedding Comforter is Polyester-jersey. Pattern: NHL Pittsburgh Penguins. Genuine licensed merchandise. Machine washable. One twin size comforter 63 x 86 in. (160 cm x 218 cm). One standard Pillowcase that fits a 20 x 26 inches (51 x 66 cm) pillow.