16 CFR § 301.9
Use of terms “Mouton Lamb” and “Shearling Lamb” permitted
February 12, 2021
(a) The term Mouton Lamb may be used to describe the skin of a lamb which has been sheared, the hair straightened, chemically treated, and thermally set to produce a moisture repellant finish; as for example:
Dyed Mouton Lamb
(b) The term Shearling Lamb may be used to describe the skin of a lamb which has been sheared and combed.
[17 FR 6075, July 8, 1952, as amended at 26 FR 3186, Apr. 14, 1961]