Assertion: futon's foam pad | /r/HasProperty | man-made polyurethane
Facets:
value: man
type: OTHER
Source sentences:
text: Unlike virtually all other "futon" found on the U.S. market, traditional Japanese futon contain only natural cotton filling* and have no man-made polyurethane foam pads for cushioning, which makes ours not only more comfortable over time, but much lighter and easier to compact for storage.