The seigaiha or wave which represents surges of good luck. It can also signify power and resilience.
 
Martingale Collar
S size: Length 30-40cm, Width 2.5cm

M size: Length 28cm- 46cm, Width 3.5cm

L size: Length 30cm-55cm, Width 3.5cm
 
For reference, Kiba is wearing a M size.
 
All items are individually handmade, so each item may have slight variations. Please do not hesitate to ask any questions before placing your order.