Soft Goods - Batt Pack Soft Goods - Batt Pack from Sean Jewell Soft Goods - Batt Pack Batt Pack is a concept messenger bag that uses kinetic energy produced by your commute to charge your phone and tablet. gLike Soft Goods - Batt Pack Batt Pack is a concept messenger bag that uses kinetic energy produced by your commute to charge your phone and tablet. Concept Art Industrial Design Share R 7 n Sean Jewell Writer, Designer Seattle, WA Follow Contact