65% Polyester for durability, and 35% Cotton for Comfort 210gsm pique fabric, easy care and reduced pilling Complies with standard AS/NZS 4399:1996 and AS/NZS 4399:2017 for UPF Protectiot Knitted Collar with reinforced herringbone tape on inside neck seam Set in sleeve with open cuffs Straigh hem with herringbone tape and reinforced side splits