Designed for scientific and teaching purposes, this copper sheet excels in vibration and sound experiments. Its practical and flexible nature makes it a valuable tool for exploring physical concepts. Whether used in classrooms or labs, it provides a hands-on approach to understanding elasticity and acoustic properties effectively. Features -Color:Silver -Material:Copper -Size:15.00X1.50X0.10cm/5.89X0.59X0.04in -Suitable size: This convenient size is good for many applications; They are also easy to operate and install and can be applied for school science experiments -Practical and reusable: crafted from copper materials, this teaching instrument is ideal for repeated experimental use -Sound visualization: the vibration sound function helps students visualize sound waves, enhancing their learning experience -education tool: suitable for both classroom and home use, this tool helps expand scientific knowledge and curiosity -Accurate data: precision craftsmanship ensures the accuracy of experimental data, supporting both education and research endeavors Package list: 5 x copper sheets