Boricua Puerto Rico Black Wholesale Novelty Metal Hat Pin. Our hat pins/lapel pins can be used to add flair to any item including hats, suits, backpacks, and anything you can have a pin on. Check out our 14,000+ designs to find some that work for your store! Each pin will come bagged for easy storage and that way the pin stays pristine for display! Our hat pins measure to be 1.5" x .75" with a nice rubber clutch on the back, with this small touch of style it is sure to make a big appearance when shown off.