Light Weight - 150gsm - 100% Cotton TwillPremium Quality Mercerized, Double Pre-Shrunk, Superior Garment AssemblyGarment Prewashed with Silicon WashTwin Needle Stitching and Bar Tacks for Extra StrengthTwo Button Down Chest Pockets with Pen Division in Left PocketTwo Button Adjustable CuffMeets Australian Standards:UPF 50+ Sun Protection - AS 4399:2020 (Excluding Blush, Mint, Stone)