Trimming Shop 15mm Gun Metal Press Studs Spring Popper Press Snap Fasteners 4 Piece Set For Leather Crafts For Clothing Repair Jackets Jeans 10 Pack COMES IN A SET OF 4 PARTS: Includes cap, socket, stud and post CAP: 15mm OUTER SOCKET: 14mm OUTER STUD: 11m POST: 11mm