This Yellow Gold Plated 925 Sterling Silver Floral Pearl Helix Earring is a great gift for a nature loving person. It can be worn on Cartilage and or helix because of the screw back. It is 18Gauge thick for durability and comfort. This piercing will also make a great gift for a loved daughter or girlfriend on her Sweet 16 day. It can also be worn by both sexes. It is a unisex stud earring pearl flower. It is highly polished reflecting the light and standing out. It is 0. 2 (5 mm) inch round.