L Fume 33 Tags (Bag of 500). 1" Tear Drop Aluminum. Bag of 500. Stamped Aluminum tag designates if a pole has been treated with L Fume 33. The tear drop shape allows for the tag to be installed under the contractor’s identification tag and works in combination with rectangular style tags too. Aluminum tags and nails are the long lasting choice for wood pole owners. Aluminum nails and tags do not rust or fade.