Over the years, we have worked hard to create the highest quality of handmade jewelry for our customers. Our quality is among the very highest in the industry, and we are now able to offer a LIFETIME GUARANTEE on all items purchased from VOLTLIN. A receipt must be presented to use the lifetime guarantee. The guarantee covers the following:— Broken string or elastic— Cracked beads— Damaged lock or closurePlease Note: The guarantee does not cover plating issues, or discoloration of beads, metals, or materials. The customer is responsible for all shipping costs.