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: glass Size: As the picture shown Battery: No Decoration form: placing Color/Style: As the picture shown includes: 1 x Periodic Table of Elements Material Object