Men's Plus Size Mock Neck Long Sleeve Active T-ShirtElevated basics for serious athletes the Men's Plus Size Mock Neck Long Sleeve Active T Shirt combines a refined mock neck silhouette with high performance fabric, delivering a sharp, structured look that works as hard as you do. Available from M to 5XL, it's built for bigger builds without compromise. Crafted from an 80% polyester, 20% spandex blend, this long sleeve top offers a slightly stretchy, body skimming fit with excellent shape retention.