

The word mattress derives from the Arabic مَطْرَحٌ ( maṭraḥ) which means "something thrown down" or "place where something is thrown down" and hence "mat, cushion". Photo on a 1940 USDA circular promoting home production of cotton mattresses Kapok is a common mattress material in Southeast Asia, and coir in South Asia. Mattresses may also be filled with air or water, or a variety of natural fibers, such as in futons.

They may be supplied with a secondary mattress or a removable "topper".

Divans have at least one innerspring layer as well as cushioning materials. Popular in Europe, a divan incorporates both mattress and foundation in a single upholstered, footed unit. Mattresses are usually placed on top of a bed base which may be solid, as in the case of a platform bed, or elastic, such as an upholstered wood and wire box spring or a slatted foundation. Mattresses may also be filled with air or water. Mattresses may consist of a quilted or similarly fastened case, usually of heavy cloth, containing materials such as hair, straw, cotton, foam rubber, or a framework of metal springs. It is designed to be used as a bed, or on a bed frame as part of a bed. Two-sided, innerspring pillow-top mattress on box-spring foundation with a woven damask coverĪ mattress is a large, usually rectangular pad for supporting a lying person.
