The Under Armour Project Rock 3 Black Grey is a high-performance training shoe designed in collaboration with Dwayne \"The Rock\" Johnson. The shoe features a breathable mesh upper with synthetic overlays for added durability and support. The midsole is made of UA HOVR technology, which provides a responsive and cushioned ride. The outsole is made of durable rubber with a unique traction pattern for grip on any surface. The shoe is finished with Project Rock branding on the tongue and heel. The black and grey colorway gives the shoe a sleek and versatile look. The shoe was released on August 27, 2020, and retails for $140. Overall, the Under Armour Project Rock 3 Black Grey is a reliable and stylish training shoe for any athlete.