metal ball pen: 1.A pen made of metal and acrylic 2.The appearance designs are classical ,fashionable , natural and special pen classification:metal ball pen,ball pen,ballpoint pen,promotion pen,gift pen,promotional pen,plastic pen,hot-selling pen,gel ink pen,craft pen,adverting pen,retractable pen,promotion ball pen,magic pen,metal fountain pen,stationery,ballpoint,highlighter marker,permanent ...