Awesome site! My children are twins and and will be 11 on their next birthday. They found LandOfMarbles.com and wanted marbles for a birthday present. Thank you for bringing a traditional game back to life by offering so many cool options!
Size is as-packaged, or the diameter of loose marbles. ("D" is the diameter of round items other than marbles.)
These golden "brassies" are as devastating as steelies. Both are very dense and will send opponent's marbles flying, but brassies have a beautiful golden luster, and so they are especially prized. They are also corrosion-resistant, and won't rust like steelies.