COLUMBIA SURFRIDER WAVE CHARM BRACELET. PURA VIDA.Seas the day in our waterproof Surfrider Wave Charm Bracelet. Set on a bitty braid band this stackable style features a silver square charm engraved with a wave design. For every bracelet 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. WaterproofGo surf snowboard or even take a shower with them on. Details -- Stainless steel charm: 10mm (H) x 10mm (W)- Water resistant- Wax-coated string- Adjustable from 2-5 inches in diameter- Because jewelry products are handcrafted by artisans dimensions may vary from piece to piece