Features 1.Package contents: you will receive 6 pieces spiky sensory finger rings in different colors, enough quantity can meet your daily needs; You can choose colors according to your personal preferences. 2. Material and size: made of good quality stainless steel with an anodized coating, durable, 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. 3. Function: these massaging rings can reduce anxiety, relieve stress, can promote the blood circulation of the finger in a certain extent, very suitable for students, office workers, etc. 4. Range of usages: acupressure rings are suitable for adults, teachers, students, therapists, long-term computer users; Especially for impatient person who want to relieve stress. 5. Easy to use: put the massage ring on the finger, scroll up and down, then the finger will produce pressure, so as to give the finger massage purpose; Our finger roller massager is elastic and suitable for fingers of most sizes. Specification Material: Stainless steel Size: outer diameter 3cm / 1.18inch Inner diameter: 1.2cm / 0.47inch Height: 0.8cm / 0.31inch (Approx.) Color: Golden / Silvery / Black / Blue / Green / Red Package List 6*Sensory Finger Rings