You are buying 30 Antique Czech Intricate Gold on Black Round Glass Buttons 13mm 1/2” 20L WOW There are 30 of these at a time (Pics do not do these justice), they all measure 13mm round shape and have glass shanks. The outer ridges all have a very intricate pattern on them. The pattern is in gold over black color. Perfect for that vintage clothing. I bought a huge tub of vintage buttons, I had plans on selling them at the shows but did nothing with them, so I sit down and grouped like buttons. These are all Czech Glass. Great for a collectors and These have never been used. Please look at all the pictures. Smoke and Pet Free. Shipping is free in the US, no overseas shipping. The last one bought, will have 29 button in it.