303.22—Products containing linings, interlinings, fillings, and paddings.
In disclosing the required information as to textile fiber products, the fiber content of any linings, interlinings, fillings, or paddings shall be set forth separately and distinctly if such linings, interlinings, fillings, or paddings are incorporated in the product for warmth rather than for structural purposes, or if any express or implied representations are made as to their fiber content. Examples are as follows:
100% Nylon
Interlining: 100% Rayon
Covering: 100% Rayon
Filling: 100% Cotton.