Cells It is a structural and functional unit that makes up living organisms Multiply by division The size and shape are It is extremely diverse depending on the type of organism and tissue Sharing Your Body Giving birth to new individuals What you need to learn It's already there material: Glass beads, brass, magnets, tegus * The clasp is a magnet type. size L = about 330 mm + adjuster 50 mm weight: Approx. 14.2g *Since all CACICO products are produced one by one, there may be individual differences and differences from the product photos. Please be aware of this before purchasing. *Please refrain from using if you are allergic to metals.