Marbled white plastic round box holds 14 thread spools.
Inner ring holds other small sewing notions - snaps, hooks, buttons around a soft rubber / cork center that holds stick pins or needles. Rubber/ cork has cracks on surface, but will still hold pins.
No manufacturers mark, attributed to Bridges Plastic.
Diameter: 6 3/4'
Height: 1 1/2”
Very good vintage condition.
More vintage sewing:
https://buffalogal.ecrater.com/c/2376079/vintage-sewing?&perpage=80
shD1
