Baokuan 6pcs Mathematical Formula Dial Pin Badge for Maths Fans, Pins Cute Symbol Sign Pi Lapel Brooch Clothing Bag Decor

Long time use: made of alloy , the science pins are sturdy and strong, firm and bright, not easy to fade, break or rust, suitable for you to use for a long time; In addition, each pin has a butterfly , which can be tightly attached to objects, not easy to drop. Ideal gift: These brooches are beautiful finished products, the styles are suitable for all ages and unisex. So they are very suitable as gifts for your , classmates or students.Or as DIY craft or mini gift on festival like Christmas Day, Birthday or New Year Eve etc. Easy to apply: lapel badge brooch pins have a convenient butterfly button design, which makes it easy to put on and take off the lapel pin set. They can be worn for a long time without worrying about falling off. Many usages: pin decorations can be well matched with your shirts, scarves, hats, bags, backpacks, , jackets and more, also nice for formal or casual , to make your items more attractive and special and to help you stand out.Besides can give it to students as rewards to increase their interest for studying. Math and science Theme: Our pin adopts math and science theme cute and vivid, having a variety of patterns, pin signs and so on, to express your for science and math.