Made of soft cotton polyester mini-thermal knit, this Smith's Workwear Men's Short Sleeve Crew Neck Mini Thermal Pullover is comfortable and durable. Featuring an extended tail that will not ride up and side slit vents, the men's short sleeve shirt also has an underarm gusset for extra freedom of movement and double-tough reinforced stitching for added support. Features: Tag Free, Easy Care Arc Thermal Performance Value (atpv): Not_applicable Closure Type: Pullover Head Fit: Regular Fit Industry: Construction Neckline: Crew Neck Nfpa 2112: Flame-Resistance: No Pockets: 1 Chest Slip Pocket Sleeve Length: Short Sleeve Apparel Length: 13 Inches Fiber Content: 60% Cotton, 40% Polyester Fabric Description: Knit Care: Machine Wash, Tumble Dry Country of Origin: Imported