90% polyester, 10% Spandex; Pillow Tech quilted, three-layer fabric; Top Layer: lightweight, four-way stretch woven ; Alphafill Layer: warmth-retaining synthetic down insulation; Base Layer: lightweight, four-way stretch woven; Quilting is 2.25″ apart; 4-way stretch yoke & side panels for comfort; Debossed spyder neck tape & internal locker loop; Reverse coil center front zipper w/ dye to match rubberized branded zipper pull; 1/2 inch welt side pockets w/ secure- zip closure & dye to match rubberized branded pulls; Storm Cuffs; Spyder wordmark rubberized screenprint on back collar; Spyder Bug woven loop label on left pocket; Modern fit