Origin: CN(Origin)
Model Number: D0154
Material: Titanium steel
Defense Finger Ring Inner Dia: 16/17/18/19mm optional
Mutifunctional Ring: self defense, fashion ornaments,

Adjustable opening

Concealed defense finger ring: hidden sharp thick needle with 1cm length
self-defense ring/security protection: defense weapon/self defence/Weapons for self-defense
personal defense weapons/self defense: Self-defense tools/personal defense ring