These plugs are hollow with a hand carved asian crest lattice front.
Japanese Box Crest
Japanese Wing Crest
Japanese Wave Crest
Sizes- 1/2" / 12mm, 5/8" / 16mm, 3/4" / 19mm, 7/8" / 22mm, 1" / 25mm
Length- 1/2" / 12.7mm
Material- Indonesian Mahogany Wood can vary in color from reddish orange to red brown to bright orange.