The experimental supplies are ideal for teaching of static electricity and friction electrification. The acrylic and rubber rods, combined with silk and fur sheet, provide practical way to demonstrate in physics. Features -Color:Multi -Material:acrylic, cloth, fur, rubber -Size:20.00X1.00X1.00cm/7.86X0.39X0.39in -Sturdy materials: constructed from lightweight acrylic, rubber, cloth, and fur, ensuring reliability and longevity -Ideal for classroom use: excellent for teaching electrostatic induction in physics classes, enhancing student learning -Easy to use: designed for ease of , making it accessible for students and teachers -Versatile: suitable for a wide range of electrostatic experiments, broadening funny possibilities -Complete: includes all essential components for friction electrification experiments, offering a thorough learning Package list: 2 x acrylic rods 2 x rubber rods 1 x cloth (random color) 1 x fur sheet