9 oz. spun polyester fleece, feels like soft cotton. Meets ANSI/ISEA 107-2004 Class 2 and background color standards. Unlined with a generous cut for layering. Wicks away moisture, maintains wicking ability up to 100 washes. Soil release properties to reduce staining. Set in sleeves and full-length zipper and drawstring on hood. 2" 3M Scotchlite (TM) silver/gray reflective tape. Color fast, machine washable. 2XL to 5XL will involve additional costs.