Durable Material: Periodic table stand made of high quality wood material, and durable safety handling and storage is ideal for desktop. Accessories: 7.09inchx1.97inchx1.97inch/7.87inchx2.17inchx2.17inch/9.06inchx2.17inchx2.17inch can be selected, perfectly matching your element cycle display table. Widely Used: Periodic table wooden holder of elements can be used in study toom labs to make learning more interesting, to provide people with professional learning tools, and can also be used for desktop viewing. Perfect Gift: This periodic holder is an ideal gift for friends. It can be placed on the desk or held in the hand for research, and is pleasing to the eye as a decorative display anywhere. What You Will Get: You will get a periodic table base to better display your teaching aids. Specification: Material:Wood Size Chart: S:18cmx5cmx5cm/7.09inchx1.97inchx1.97inch M:20cmx5.5cmx5.5cm/7.87inchx2.17inchx2.17inch L:23cmx5.5cmx5.5cm/9.06inchx2.17inchx2.17inch Package Includes: 1Periodic Table Wood Base Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.