Lululemon Athletica (NASDAQ:LULU) officially unveiled its latest fabric innovation on Tuesday, introducing a new sweat-concealing technology under its ShowZero platform.Designed specifically for high-intensity activities, the technology aims to mask visible perspiration while maintaining a lightweight, breathable feel.Collaboration with Frances TiafoeThe development of this specific iteration of ShowZero was a collaborative effort between Lululemon's product innovation team and professional tennis player Fr ...