The Oakley SI Unit Athletic Heather Grey T-Shirt L is a high-performance activewear piece engineered for both daily comfort and tactical readiness. Crafted from an advanced poly-cotton blend, it offers exceptional moisture management and quick-drying properties through integrated O Hydrolix technology. The soft-seam construction and ribbed flat-lock collar eliminate chafing, allowing for unrestricted movement during intense physical activities. A subtle, low-profile tactical aesthetic makes it an ideal base layer or a standalone casual garment for off-duty wear. Complete with a professional standard-issue finish, this t-shirt provides a confident look built to withstand demanding training conditions. Oakley SI Unit Athletic Heather Grey T-Shirt FOA409353-24G