Bluemoona One Set - Hard Plastic ID Card Holder Badge Horizontal Retractable And Lanyard Band Neck Straps Business Id Credit Card (Black) Maximum card dimensions approx W X H ---55mm X 86mm (2 1/4" X 3 3/8 " ) Lanyard:Hook lanyard LXW approximately 450 mm x 10 mm ( 16 x 7/16 inch) Materials:Hard Plastic Color:Black;Blue;Yellow;Green use for :ID card, badge , Library Cards,Students, Factory worker, Membership,Bus Passes,Credit Cards,office worker etc...