Product Details: Water resistant Unisex design Hollow & lightweight for all-day wear Each stud weighs 3.57 grams Each stud measures 16*16*6mm Post back closure New 9mm backing ensures comfort & security Heavily plated, high polish 14k Gold over Brass for maximum shine 100% lead, nickel, & cadmium free Available in Grande & Petite sizes Available in Silver color Available in matching Ring Original Erin Fader Jewelry design Material Benefits: Heavily Plated 14k Gold All 14k Gold Earrings are electroplated with 1micron of 14k Gold over Brass and e-coating. This allows for a better plating thickness and makes our pieces water resistant, perfect for long lasting durability for all-day wear. Care Instructions: 14k Gold Plated is water resistant, but should be kept dry as much as possible. To keep its beautiful shine, gently wipe away excess moisture and dirt with a soft cloth after wear. We recommend removing before getting into salt water or chlorine, and before applying any lotions or perfumes to the skin.