Nephthys collaborated with Caran d'Ache to promote their Christmas Cosmic Blue collection of pencils and crayons. For this partnership, Nephthys created step by step content showing how to use these premium art supplies to make Christmas gift tags. The tutorial demonstrated various techniques that highlighted the rich colours and quality of the Cosmic Blue collection, inspiring customers to add a personal artistic touch to their holiday gifts. This collaboration showcased both the versatility of Caran d'Ache's art materials, making professional-quality holiday crafting accessible to everyone.