100% polyester. Interlock knit. Straight fit. Cut and sewn. Round 1x1 ribbed neckline in contrasting white for all colourways with matching interlock insert. 1x1 ribbed cuffs in contrasting white for all colourways. Matching interlock taped neck. Reinforced twin-needle stitching on armholes, shoulders and sides. Twin-needle finish on bottom hem. Detachable brand label.