This is my 1st fidget tool its nice but there are few annoyances1 its very loud people around me are extremely annoyed by it2 joints became weak in the first hour of use3 the joints are plastic and they are the weak point4 its hefty you can feel the weight in your hand which can be a plus for some people but it makes it painful to use for long times5 its a disaster if you are going through metal detectors pretty cool gadget to help kids with autism