Features:1. REAL ELEMENTS: The product includes 83 individual element samples containing the periodic table. Due to their rarity and radioactivity, some elements are excluded.2. HIGH QUALITY:Made of high quality glass, which is long-lasting and highly decorative with clear appearance.3. COMPACT: 3 sizes available. Easy to store or place anywhere you desire. Suitable for table, desk, TV cabinet, shelf and etc..4. BEST GIFT: A perfect gift for chemistry or science lovers everywhere Great for display on desks, tables, or in the classroom. 5. ATTENTION: Does not contain harmful elements. Some elements exist in it as simple substances, and some elements exist in it as their stable compounds. Notice:Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.Description:Material: glassSize: As the picture shownBattery: No Decoration form: placingColor/Style: As the picture shownincludes:1 x Periodic Table of Elements Material Object