Hanging Bone Spiral / Fake Gauges Earrings Sold in pairs. Hand-carved from water buffalo bone, these earrings create the look of stretched ear without commitment. The push-back locking mechanism secures each piece with a self-locking post system—simply insert the thin post into the front hole for a secure, comfortable fit that stays put all day. Crafted with an 18G 316L surgical stainless steel push pin. Each earring measures 30mm x 58mm.