In contemporary western culture, pillows consist of a plain or patterned fabric envelope (pillowcase) which contains a soft stuffing, which may range from down feathers to synthetic foam In other cultures, pillows have been made of wood or stone. Bed pillows are typically covered with a cloth pillowcase. Pillows used in a living room typically have a sturdy cloth cover. There are also throw pillows (also called toss pillows or pillow shams in different worldwide dialects of English), In the United Kingdom, pillows used on chairs and sofas are called cushions or throw cushions, with the word pillow used only for pillows on a bed. In the UK, cushions are usually square, while bed pillows are oblong. .