The Batman Fidget Spinner is a great way to relieve stress, and it’s being offered for just $2.40 shipped, today only, originally $5.28. It’s ideal for those trying to quit nail biting, smoking, leg shaking, etc. Its ergonomic curved shape is designed for hand comfort and long term usage – simply flick and spin for hours with one or two hands. Product page. Continue reading for another video and more information.”I bought the Batman and the Brass spinners. The brass are outstanding. Very soothing and very quiet. The brass are all metal. The Batman is plastic around metal bearings. It is not as smooth or as quiet. It is more gimmicky that soothing,” said one reviewer. More information.