DescriptionAcupressure 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: Golden and Silver.- Material: Iron.- Size: Approx. 2.5 x 2.5 x 0.5cm.- for durable and long-lasting use.- They create plenty of pressure and sensation through the acupressure process.- Spiky sensory fidget toys are great for both children and adults.- Help to reduce stress and anxiety, increase focus and attention.- Also suitable for those with ADD, ADHD, OCD, autism, or high anxiety levels, etc.- Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!