Dimensions 5/8" x 3/16" thick. They are made of stone (black Howlite) The pack comes as picture #2 (3 are on safety pins, 3 are mounted on a head pin, the others are plain) If you would like to specifically view Holiday items in my shop, once you have pulled my account, go to the magnifying glass and type "Halloween" Please look at my other listings and if you would like multiple items, message me before purchase. I consolidate shipping costs.