100 silver studs, 1/2 inch (12mm) square. Prong back. The photos show a random quantity, but I will send you 100 studs. These were originally purchased from Angry Young and Poor but I never used them. I have at least a couple hundred in stock. If you want to purchase more than that, contact me and I'll count to see how many I have. I also have cone studs: https://www.etsy.com/listing/1691545685/100-cone-studs-12-inch-wide-12-inch-tall Use them to made studded jackets, vests, shorts, or…