Core

Core means the main support system that may be present in a mattress, such as springs, foam, water bladder, air bladder, or resilient filling.

Source

16 CFR § 1633.2

Scoping language

In addition to the definitions given in section 2 of the Flammable Fabrics Act as amended (15 U.S.C. 1191), the following definitions apply for purposes of this part 1633.