A three-dimensional butterfly pendant design that is offered for free to customers. The design should be visually appealing and detailed, with a clear representation of the butterfly's features and anatomy. The pendant should be appropriately sized and proportioned, with a loop or hole included for attaching a chain or cord. The design can be created using computer-aided design (CAD) software, 3D printing, or traditional sculpting methods. The pendant may be offered as a promotional item or a gift to customers, and can be used as a way to generate interest and awareness of a jewelry brand or product line.