5 Pairs 14K Gold Filled Earring Backs Jewelry Ear Nuts This is a new set of 5 pairs of 14 karat gold filled light friction earring backs Each is stamped 1/20 14K Jewelry that is gold filled has gold content equal to 1/20th or more of the total weight of the metal in the piece Each measures approximately 3.5 x 4 mm (1/8" x 1/8")