I always had trouble with stress toys bc they aren't that discreet in public. But then I heard about spinning rings and boiii it's great. It gives me something to fidget with that doesn't even look like it. I put it on my forefinger and spin it with my thumb. This is the one I got: https://www.amazon.com/dp/B0721YJ8D1?ref=yo_pop_ma_swf