Spiky Sensory Finger Rings - Multi Colored

Function: These accupressure silent massaging rings can reduce anxiety, relieve stress, can promote the circulation of the finger in a certain extent, very suitable for students, office workers, etc

Material and size: made of good quality stainless steel with an anodized coating, reusable, rust-proof and not easy to fade; Size: the outer diameter of massage ring is about 2.5 cm/ 0.98 inch, inner diameter is about 1.2 cm/ 0.47 inch, fits for most people.