CoreFit T-ShirtCoreFit T Shirt The CoreFit T Shirt is built for that moment when everything clicks, your breath, your movement, your focus. Crafted from a high performance poly nylon spandex blend with 20% spandex, it delivers a second skin feel that stretches with you while maintaining structure where it matters. At 200 GSM, it balances lightweight comfort with durability, keeping you supported, dry, and locked in through every rep without distractions. Key