ChloBo Earring Collection Sterling Silver Stud Cuff Earrings In the Shape of Feathers. Don’t hold back. The Feather Cuff Earrings have been designed to hug the curve of your ear, giving you the ultimate ear accessory. Hand crafted from the finest 925 sterling silver, wear the feather charm as a reminder that you are never alone. 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.