Lot of 23 Vintage Hair Wave Clips Mervin, 2 sizes

ERA: True vintage item from the ? maybe 50s 60s?
MATERIAL: aluminum
LABEL: marked 'Mervin Wave Clip Co'
Nice lot of used aluminum hair wave clips, probably from the 1940s to 1950s. Most are marked Mervin Hair Clips, not all.
There are 9 that are about 3-3/4 inches
13 are 2-1/4 inches
Plus there is a 3-1/4 inch and a 4-3/4 inch clip.

CONDITION: The clips are in very good condition. They have all been used, some have a residue on them. The largest has red finish on it that is mostly worn off and it is bent.