Unisex Short Sleeve T Shirt Cotton Heritage Unisex Short Sleeve T Shirt Cotton Heritage Walmart Men's Short Sleeve Crew Neck T Shirts, Cotton Blend, Classic Short Sleeve Organic Cotton T Shirt ??? Tilley Canada. The short sleeve cotton T shirt by Zegna is an essential and versatile piece, crafted from soft cotton to ensure comfort and breathability. Designed with a rounded neckline and a relaxed fit, it offers a comfortable and easy wear. It features short sleeves with finished cuffs and a plain design without prints, for a classic and timeless style.