Wave hello to your new waterproof summer obsession! The Surfrider Wave Pendant Necklace comes in two metal finishes—silver or gold—with a delicate paperclip link chain and square wave charm. For every necklace sold, Pura Vida will donate 5% of the purchase price ($100K maximum) to the Surfrider Foundation, an organization dedicated to the protection and enjoyment of the world’s ocean, waves, and beaches for all people, through a powerful activist network.