Activity & Learning Toys

RuiDay Ferrofluid Sound Visualizer, Ferrofluid Music Rhythm Lamp, Dancing Ferrofluid with Music Rhythm, Ferrofluid Display Lamp Music Rhythm Light, Magnet Liquid Toy, Gifts for Women/Men (Black) 【Design Inspiration】Magnetic ferrofluid is known as the prototype material of the Marvel movie "Venom". The design purpose is to make the magnetic ferrofluid in the glass bottle dance with different postures to the rhythm of external sound/music, so... RuiDay Ferrofluid Sound Visualizer, Ferrofluid Music Rhythm Lamp, Dancing Ferrofluid with Music Rhythm, Ferrofluid Display Lamp Music Rhythm Light, Magnet Liquid Toy, Gifts for Women/Men (Black)