Math Formula Earrings Pi Earrings Necklace Mathematics Symbol Earrings For Math Enthusiasts Teachers Back to School Gift

Material: MetalMetal type: Stainless SteelBack Finding: Lever BackEarring design: DangleGem type: Stainless steelThe irrational number Pi is a mathematical constant, the ratio of a circle's circumference to its diameter, approximately 3.14.Best gift for your math teacher, professor, or your own classmate. Demonstrates a love of mathematics.Perfect Gifts for friends who major in math Students, the earrings make a great gift for birthdays, holidays, office gift, coworker gift, graduation gift,Thanksgiving Day Gifts,teacher appreciation or just to remind someone you care.Size:The pi necklace length 46+5cm(18.1+1.97inch) This is a adjustable length necklace,You can freely adjust the length according to your needs to match all kinds of clothes.The pi earrings pendant measures 20*18mm(0.78*0.71inch).Material: Stainless Steel, it is hypo allergenic, it doesn't rust, change colour or tarnish and it is lead free and nickel free.Package: Each earrings/necklace will come beautifully packaged in a velvet bag jewelry pouches, and ready for gift giving. Perfect for everyday use. first-class materials and excellent craftsmanship ensure long-lasting durability.