
Part of the Slam Jam x Umbro AW2025 “Cult Unity” collection, the Cult Unity Shirt blends classic tailoring with sportswear codes. It is made from structured cotton and features a Blue / White pinstripe pattern reminiscent of vintage football aesthetics and iconic British brand uniforms. The clean cut and technical details reinterpret the formal shirt in a contemporary way, symbolizing the shared vision between Umbro and Slam Jam.