Our thinnest introduction to our beloved line of Costa Bracelets (with our best-selling thin + thick styles available), the Mini Costa bracelet is our most comfortable bangle - elastic so it's easy to slip on and off, with a new thin size that's truly perfect for the everyday stack. 14k Gold Plated Stainless Steel Hypoallergenic + safe for sensitive skin Tarnish Resistant Size: Elastic, fits most wrist sizes