JERZEES Premium Ring-Spun Sport Shirts (styles 443MR and 443WR) are made of 6.5-ounce, 100% ring-spun cotton preshrunk piqué. Ideal for corporate apparel programs, according to the company. Fashion features include a welt-knit collar, tearaway label, 1×1 rib sleeve bands and three-button placket and a two-needle hemmed bottom.