Colors 4XL - 5.5 oz., 50/50 ComfortBlend (R) EcoSmart (TM) t-shirt. 50% cotton, 50% polyester, made with up to 5% polyester from recycled plastic. Tag-free neck label; taped shoulder-to-shoulder; double-needle coverseamed neck with lay-flat collar; double-needle stitched sleeves and bottom hem. Wear as is or use for layering. This shirt looks great, feels great and is a great choice for the environment. Not all colors are available in all sizes.