Feature: 1. REASONABLE STRUCTURE: Fingertip coin toy consists of two round metal bodies with rolling bearings. Magnets are embedded in each round metal body. Ergonomic design for one handed play. 2. MAKE A SOUND: Magnetic haptic coin can be pushed clockwise or counterclockwise, and when you push the coin, the magnets collide with each other, making a crisp sound. 3. STRESS RELIEF: Haptic coin slider is suitable for students and office workers with irritability, anxiety, low concentration, ADHD, autism, to help reduce stress and quit bad habits such as nail biting. 4. PORTABLE DESIGN: Light weight and in small size, easy to store and carry, can be easily put into your pocket, suitable for home, office, travel, school, subways, station, etc. 5. WONDERFUL GIFT: Push slider coin toy can be perfect and thoughtful gifts for loved one, colleagues, friends, etc. on birthdays, Christmas, Thanksgiving, Halloween, etc. Specification: Item Type: Haptic Coin Material: Metal Size: Approx. 37 x 37 x 9mm / 1.5 x 1.5 x 0.4in. Package List: 1 x Haptic Coin1 x Storage Bag Note: Please allow slight error due to manual measurement. Thanks for your understanding.