Classic fit , Solid colour: 100% Cotton , Charcoal Marle & Grey Marle: Polyester/Cotton , 210gsm pique knit fabric , Knitted collar with herringbone tape inside back neck , Side splits , Complies with Standard AS 4399:2020 for UPF Protection , 3XS only in Black, Navy, White. Colours: Black, Charcoal Marle, Grey Marle, Gunmetal, Navy, White. Sizes: S, M, L, XL, 2XL, 3XL, 2XS, 3XS, XS