Acupressure applies the same principal as acupuncture but does not penetrate the skin. Instead, it provides relief by applying pressure to certain points on the body and thereby releasing tension. It is recommended to use the ring if your fingers feel tired, your mind is distracted or you have finger numbness. Features - Color: Gold/Silver/Black/Blue/Red.- Material: Stainless steel wire.- Size: Approx. 2.5x2.5x0.5cm- for durable and long-lasting use.- Made out of stainless steel. Can help to improve energy and concentration- It is recommended to use the ring if your fingers feel tired, your mind is distracted or you have finger numbness.- Great for giving you energy, improving your concentration and your overall health.- Acupressure applies the same principal as acupuncture but does not penetrate the skin.Packing list: 2 x Finger Massage Ring (Red)2 x Finger Massage Ring (golden)2 x Finger Massage Ring (silver)2 x Finger Massage Ring (black)2 x Finger Massage Ring (blue)