Black with AQUA marking: Undersize (1/64") CORE .600 ROUND
Black with white marking: Standard CORE .600 ROUND
Black with gold marking: Oversize (1/32") CORE .600 ROUND
Black with orange marking: Oversize (1/16") CORE .600 ROUND.
"For our valued international customers, please be aware that all customs-related responsibilities are the customer's responsibility."