Come and Check Our Branding Solutions.The plastic ring is made of soothing and soft quality ABS plastic, non-toxic and safe, giving you a nice experience as well as a durable and pleasing using experience; Beautiful colors will bring you a good mood. There are several elements relax yourself, including circular dial, button, rotary knob, worry stone, gear; There would be some side you prefer, it can help you relieve stress, reduce tension and eliminate anxiety; It is also a conducive toy for people with ADD, ADHD and autism to focus attention and relax. Pls check inventory and detailed info before placing your orders.