Waterproof | Tarnish Free | Hypoallergenic *MATERIALS: 14KG FILLED or Sterling Silver. *BALL BEAD SIZE: Classic 2mm & Freshwater Pearls *SIZE: 5-9 *Made in Miami - Made with love :) All our ball beads are made to be worn in the pool, shower, ocean, or wherever your bohemian adventures take you. ABOUT GOLD FILLED Gold filled jewelry is jewelry that has a layer of solid gold bonded with heat and pressure to a durable metal such as sterling silver. Gold filled pieces are significantly higher quality and stronger than typical gold plating and will last for years to come.