Features: The Magdeburg Hemisphere Experiment Demonstrator showcases atmospheric pressure through vacuum simulation, making it essential physics teaching aid for hands on science education. Crafted with plastic and rubber, this ahnds on mechanics experiment set resists wear in repeatly use lab environment while maintaining airtight function for accurately demonstration. Suitable for educators conducting classroom experiment, students exploring physics principles, and science enthusiasts hosting interactive STEM learning project. Widely used for school laboratories, science education, and homeschooling setups, this apparatus bridges theoretical concepts with real world pressure demonstration applications. Effortlessly demonstrates fundamental gas pressure theories through engaging visually experiments, fostering curiosity and critical thinking in learners of preschooler, and teens. Specifications: Component: Plastic, Rubber, Metal Color: Tangerines and Black Size: Approx. 13x6.3cm/5.12x2.48in Weight: Approx. 150grams Package Includes: 1Piece Madberg Hemisphere Experimental Device note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color