Bling Jewelry 925 Sterling Silver Letter J Alphabet Bead Screw Core Chamilia Pandora Bead Charm Style Alphabet Bead Letter J Two-toned .925 silver Gold-plated highlights 4.8mm Barrel with 3.5mm Screw Core This screw core bead is a two toned, antique finished way to display the letter J. Whether standing alone as an initial or part of a bigger word &#039;J&#039; can bring special meaning to your bead story. 100% safe for sensitive skin. Copper and allergy free. Material: .925 Sterling Silver, Gold Plating Measure: 6 mm L x 8 mm W, 3.5 mm Screw Core Weight: 1.5 Grams Compatible with Pandora Charms, Biagi, Troll, Chamilia, European Style, Persona, Ohm, Kay&#039;s Charmed Memories and More. Fits both necklace and bracelet 3mm or smaller. The Unthreaded Hole Size is about 4.8mm-5mm.