Only a pair of $3 notes remain as legal tender in the Cook Islands (which uses the New Zealand dollar), but one of the notes has become so popular that the government issued a polymer version.
3 Dollars - Cook Islands – Numista
Cook Islands Ina and the Shark 3 Dollars
3 Dollars (6th Festival of Pacific Arts) - Cook Islands – Numista
Cook Island #W11 3 Dollars, Pages World Paper Money
33rd CIFF Program Guide - Cleveland International Film Festival
Cook Islands Bank notes, Currency design, Dollar note
COOK ISLAND NEW CURRENCY NOTE OF THREE DOLLAR
3 Dollars - Cook Islands – Numista
Cook Islands 3 Dollars Banknote, 2021 ND, P-11, UNC, Polymer