Wide range of usage: these pins can be worn on collars, shirts, jackets, backpacks and so on, you can distinguish the other person is a boy or a girl, very suitable for team games Safe to use: there's close clasp in the back of button pins, just press it hard and it will bounce off, then hang it on the clothes, easy for you to wear and remove Material: the button pins with plastic surface, and the back is iron, which is not easy wear and tear, and not easy to get rust, it can be applied for a long time
