2-1/4 long X 5/8" max dia. Hematite ovoids (natural magnetic iron oxide, AKA Black Diamond when used in jewelry). Strong magnets that when tossed in the air, close to each other will come together producing a "clacking" & "buzzing" sound. Also known as "Singing" stones", "zingers", "kissing stones" “Snake Eggs”
L: 2-1/4" Dia: 5/8"max WT: .26