Slider Core-MagneticSlider Core Magnetic Slider Core Magnetic uses magnet sections, which are very elastic when pushed, just like dancing in your hands, making people want to stop. You can freely split and combine the Shells and Cores of ZERO ONE Slider to experience the joy of DIY. TIP: All Slider Cores need to be matched with the Slider Shell before they can be assembled and played normally. Tip: It is best not to use the magnet tuning fork Core with a non metal Shell,