ChloBo Earring Collection 18ct Yellow Gold Plated Sterling Silver Twisted Hoop Earrings With Sun Symbol. Each twist within the Sun Twisted Hoop Earrings is etched with a small sunburst design, illustrating that no matter what twists and turns life brings, the sun will always shine through to bring you light and positivity. With a diameter of 26.5mm, these unique hoop earrings are perfect for day and night. Each piece of ChloBo Jewellery has been approved by AnchorCert Protect. AnchorCert Protects against all known metal allergens, making it safe for your skin, even if you already have allergies. Diameter is approximately 26.5mm, with a butterfly back fasten for a secure fit.