Using Natural fresh water shell, dyed color (won't easily fade).
1gram=roughly 220pcs.hole dia. 0.48mm
1gram=roughly 110ŒÂhole dia. 0.7mm
Lenght:10mm, OD:5mm, ID:4mm
** last stock **
Length: 42mmdia. (outside) 2mm / (inside) 1.2mm