The black Ezra running jacket is part of the REISS collaborative collection with sportswear label Castore. It's crafted from technical jersey with hints of stretch for comfortable movement, then features the logos of both labels in a reflective finish for visibility in low light. The lightweight fabric is designed to wick sweat away and dry quickly. Raglan sleeves. Crew neckline. Reflective logos. Close fit. Stretch fabric. Lightweight. Quick drying. The model is wearing a size M.