100% polyester with moisture-management/antimicrobial properties 100% polyester arrow mesh vented back for breathability Self-fabric collar Two-button placket with piping detail Badger sport paneled shoulder for maximum movement Contrasting arrow mesh sleeve and collar insert This product meets the following Sustainable Style subcategory: Socially Conscious Manufacturing: This product was made in a facility that has partnered with or is accredited by the Fair Labor Association. Specifications Spec Value XS – Body Length 28 S – Body Length 29 M – Body Length 30 L – Body Length 31 XL – Body Length 32 2XL – Body Length 33 3XL – Body Length 34 4XL – Body Length 35 XS – Chest Width (Laid Flat) 17 S – Chest Width (Laid Flat) 19 M – Chest Width (Laid Flat) 21 L – Chest Width (Laid Flat) 23 XL – Chest Width (Laid Flat) 25 2XL – Chest Width (Laid Flat) 27 3XL – Chest Width (Laid Flat) 29 4XL – Chest Width (Laid Flat) 31