Puerto Rico polo shirts by Coats of Arms are only made with the best organic Egyptian cotton and non-toxic dyes.
This coat of arms is the oldest of the New World: 1511.
It was revised in 1976, and all the symbols that indicate the influence of Catholicism upon the arrival of Spanish colonists were kept. Abundant vegetation is highlighted by the green background .The lamb and the flag belong to St John the Baptist.
There are also the lions of the Kingdom of Castile and the Kingdom of León, a flag bearing the arms of the Crown of Castile and Leon, a gold-crowned F-symbol for Ferdinand of Aragon, and Y for Isabella I of Castile who were monarchs when Porto Rico was discovered .