42400L Gildan Ladies' Core Performance Long Sleeve T-Shirt This T-shirt works hard all day long thanks to AquaFX wicking technology and Freshcare antimicrobial treatment. Coordinate: Adult 42400, Youth 42400B 100% polyester jersey knit 4.5-oz. AquaFX wicking technology Freshcare anti-microbial treatment 1/2" rib-knit collar 5/8" hemmed cuffs and bottom heat transfer label Sizes: XS-2XL