Size is as-packaged, or the diameter of loose marbles. ("D" is the diameter of round items other than marbles.)
Almost 4 pounds of 5/8" marbles - that's about 350 marbles! The mix changes, up to 25 different styles are included. There will be duplicates and we can't guarantee there will be equal amounts of every style.
Ships separately by 2-3 Day Priority mail anywhere within the 50 United States for just $6.99 - (Packed by volume - this is over a half-gallon of marbles!)
If shipping outside the US, you must select "Yes" next to "Ship Intl." above. The surcharge covers Intl. flat-rate shipping for this item, required in addition to your regular S/H.