You are looking at a brand new one hundred pack package of Brass Plated Line 24 Snaps.  This item 1263-11 is a button-type heavy duty snap that is durable enough to last for many years.  It maintains a firm grip due to its great socket construction.  These snaps have a 5/16" post which works well for leather thickness 8 to 10 ounces.  They also come in nickel and black.  The Line 24 Snap Setter that goes with it is item #8058-00 or item #3631-00 which is also available in our stecksstore.  Please feel free to email with any questions.  Thank you for looking.