150 g/m2 (4.5 oz per sq yd). 100% Cotton Preshrunk Ring Spun Jersey Knit for cool comfort (some colors may contain polyester). * Seamless double stitched 2cm neckband - will retain shape. * Taped neck and shoulders for comfort and style. * Sleeves and bottom hems are double stitched for strength and durability. * Quarter-turned for a neat finish. * Sizes: S,M, L, XL, 2XL, 3XL.