Digital product always delivers a cold tone especially when covering by aluminum shell become a trend. At the moment when a new power bank product line was planed, inspired by Avanti headphone, leather was chosen as an additional element besides using metal that applied to this series to create a new flavor. It conveys the image of an artifact, handmade process, and careful sewing or assembling. The combination of leather and metal creates a more sophisticated taste for moshi for 2014-2016.