This crystal anatomical model is designed to meet the needs of educators and students Its detailed and accurate representations of human anatomical structures make it an invaluable teaching aid, helping to facilitate of human anatomy and physiology in an engaging and visually appealing way. Features - Color: Transparent -Material:Crystal - Size: 8.00X5.00X5.00cm/3.14X1.97X1.97in -Crystal material: made from crystal, this model boasts high transparency and excellent light transmission, making it a stunning decorative piece -Intricate internal engraving: the detailed internal engraving showcases the lung structures, providing a realistic and educational display -Unique 3d design: the cube design with 3d anatomical structures offers a unique and eyecatching look, ideal for any setting -Versatile decoration: ideal for home decor, office display, or as a scientific teaching tool, this crystal model adds elegance and sophistication to any space - craftsmanship: the fine craftsmanship ensures that every detail is meticulously carved, enhancing the overall aesthetic of the piece Package list: 1 lung crystal ornament