Cast Acorn top and bottom

Organically cast Acorns! The top and bottom are two separate pieces from the original Acorn. They fit together and they are hollow.

Measurements: 

Cap top to bottom: 14.8mm, cap inside opening 10.8mm, outside diameter 14.4mm

Acorn bottom: top to bottom 11.2 mm, inside opening 8.2mm, outside diameter: 10.9mm