PLATINUM SPRING CLIP EARING EARRING BACKS SCROLLS ALPA STYLE LARGE | eBay
Amazon.com: Single Platinum Jumbo Extra Large 9.4mm Friction Butterfly Push Back for Stud Earring Post | Earring Back Replacement Secure and Comfortable with Ear Locking Tension Grip Tight Nut (1 Piece)
2 - Platinum Protektor® Earring Back with 6.2 mm Pad - Walmart.com