ONE SET LEFT: 5 x vintage 1950s taupe 2-hole buttons new on card 19mm
Size: 19mm wide
Material: shiny polished plastic - feels very much like casein, but I can't confirm. Slightly concave inner with a highter outside ridge.
Condition: great unused condition on original card
Set: 5 button
We use Australian coins for size reference - 5c, 10c and 20c. We also provide a millimeter ruler for accurate sizing.