90% polyester, 10% Spandex, Pillow Tech quilted, three-layer fabric. Top Layer: lightweight, four-way stretch woven. Insulation: warmth-retaining synthetic down. Base Layer: lightweight, four-way stretch woven. Quilting is 2.25" apart. 4-way stretch yoke & side panels, 2 chest pockets w/ secure snap and angled flap closure, 2.25" wide cuffs with 2 snap closure, dyed-to-match matte enamel snap front placket & cuff, Spyder branded label on lower front placket, Spyder bug woven loop label on left-chest pocket, Spyder wordmark rubberized screenprint on back right shoulder, modern fit.