Reikistal Blue Onyx Ball

►Material:Blue Onyx

►Size:0.5''-1''(20-30mm)

►Weight: 15-30g

►Blue Onyx can send out fatigue recovery wave, effectively improve mental strength, develop memory energy in the brain, improve stubborn stubborn temper, improve reading ability, corresponding to the throat chakra, can increase the ability of self-expression and communication coordination.