Product Material. Made From PU Leather, the Badge Holder is Durable & Comfortable Than the Plastic One. the PU Leather Lanyard with a Button, Which is Made From High-quality Metal, Could Protect Your Badge Holder From Broken Product Dimension. the Dimension of Badge Holder is 2.83*4.41 Inches, & the Dimension of Id Window is 1.85*2.8 Inches. Application Scene. No Matter Who You Are(businessman, Staff, Students, Teachers, Doctor, Couriers, Waiters, Etc).