These passementerie buttons were manufactured in Paris in the 1960s. Handmade using cording and silk thread embedded in resin, with an embedded metal shank. Original condition.

Approximately 23mm in diameter. 
Some variation in heights due to the handmade nature of this button.
 
Best removed when laundering, cold hand wash may be possible.
Resin may not be colourfast.
DO NOT DRY CLEAN.