 Xponential Fitness Inc. XPOF, 1.68 announced Thursday that it has partnered with Lululemon Athletica Inc. LULU, -2.10 to create fitness programming for Lululemons Mirror at-home fitness system. Four of Xponentials brands will provide content for the latest Mirror product, which will be out in the fall: AKT, a dance-based cardio program; Pure Barre, a ballet bar program; boxing-inspired program Rumble; and YogaSix. 