Our Wicking Good men's performance tees take on any physical challenge ? wear them as a moisture-wicking base layer or wear solo. Super-breathable and totally seam-free for comfort, these long-sleeved tees are the ultimate work shirts. 100% polyester knit with 100% polyester mesh side panels. Fabric is breathable, fast-drying and odor-resistant. UV protection (50+ UPF). Flat lock seams for chafe-free comfort. Tagless neck label. Thumb holes. Chest (M): 43 inches. Back length from high point of shoulder (M): 29 inches. Imported.