4.13 oz./yd², 100% soft polyester performance fabric; Moisture-management properties; UPF 50+ protection; Antimicrobial properties; Self-fabric collar; Badger Sport paneled shoulder for maximum movement; Superior interlock fabric for comfort; Double-needle hem; Badger heat seal logo on left sleeve; 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.