Amazon.com: JapanBargain 3297, Chinese Baoding Balls Hand Therapy Exercise Stress Relief Balls, 1-5/8 inch, Chrome Color : Health & Household
Chinese Health Exercise Stress Baoding Balls Relaxation Therapy - Walmart.com
Amazon.com: BRABUD 1.9'' A Pair of Baoding Health Balls Chinese Exercise Stress Balls Relieve Stress with Chimes (Silvery) : Health & Household
Chinese Chime Metal Health Iron Stress Balls or Bao Ding Balls - Etsy
Lyellfe Set of 4 Marble Stone Baoding Balls, 2 Inch Meditation Balls with Box, Chinese Exercise Massage Ball for Hands, Stress Relief, Jade Black - Yahoo Shopping
These are apparently Chinese stress balls and I have not found anything that helps me stim as much as them : r/autism