view: Durable material: made of high-quality stainless steel, Anodized, durable, reusable, anti-rust, and not Fades easily. Size: The outer diameter of the massage ring is Approximately 3 cm/1.18 inch, the inner diameter is Approximately 1.2 cm/0.47 inch. It is flexible and applicable For most people. Function: These massage rings can reduce anxiety, Relieve stress, can promote blood circulation of fingers to a certain extent, very suitable for students And office workers. Easy to use: put the massage ring on your finger, roll it up, And press your fingers to massage your fingers. Different color massage rings: you will get 6 different massage rings The color of the massage ring is enough to satisfy you Daily needs; can choose the color according to personal preference and personal preference Specification: Material: Stainless steel Size: outer diameter 3cm/1.18inch, inner diameter 1.2cm/0.47inch, height 0.8cm/0.31inch (approximately) Package Included: 12 x Pointed Sensory Ring packing list 12 x Pointed Sensory Ring