Rothco's Embroidered Rank Insignia Patches are perfect for military personnel and/or veterans wanting to show their hard work and dedication to the U.S. military. 2 X 2 Private 1st Class Patch NYCO Polyester/Cotton Rip-Stop Material To Prevent Ripping And Tearing Hook Back To Securely Attach To Your Uniform Or Other Gear With Ease Certified By The Institute Of Heraldry