100% Cotton Duck Canvas. 407 gsm; 12.0 oz. Body Lining: 100% Polyester Quilted Brushed Tricot. 180 gsm; 5.3 oz. Sleeve Lining: 100% Polyester Quilted Taffeta, 210T. Body Insulation: 3M Thinsulate Insulation. 150 gsm; 4.4 oz. Sleeve Insulation: 3M Thinsulation Insulation. 100 gsm; 2.9 oz. Wolverine DuraLock Defend - Water & Oil Resistant. Wolverine 30 Day Comfort Guarantee. Rolled shoulders. Triple needle topstitching. Interior chest pockets with zipper or velcro closure. Front left chest welt pocket with hidden zipper closure. Lower front kangaroo pockets lined with taffeta for wind resistance. Front utility pockets with pencil slot openings. Rivet reinforcements on pocket openings. Center front zipper closure with metal logo zipper pull. Front wind flap with twill tape reinforced snap closures. Interior and exterior wind flap. Elasticized back and fully gusseted arm sockets create fully functional bi-swing back. Articulated elbow pleats designed to allow full range of motion. Concealed ribbed storm cuffs and bottom waistband. Tag flag label on pencil pocket.