29L Set of Two 1920-30s Matte White Four-Hole Plastic Buttons, 3/4"

Set of two white casein buttons dating to the 1920s-30s, a peak period for casein button production when matte finishes in neutral tones like white were popular for everyday and utilitarian garments following World War I.

Era: 1920s - 1930s
Quantity: 2
Size: Small
Measure approximately: 29L, 29 lignes, 18.4 mm, or 23/32" (close to 3/4")
Attachment: Four-hole, sew-through, recessed round eye
Color: Milky White

Material: Casein. Invented in 1897, Casein milk plastics are a type of plastic made from a protein called casein found in milk. Also known as Galalith in Europe, it was one of the first synthetic materials used for buttons after celluloid. The production of casein plastics all but ended after 1945 due to the introduction of newer plastics.

Origin: Europe, most likely Germany

Uses: blouses, lightweight jackets

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