90% Polyester 10% Spandex Pillow Tech fabric - 80 GSM. Synthetic down isulation. 4-way stretch fabric. Interior locker loop. 2 chest pockets with snap and flap closure. 2 snap closure on cuffs. Onseam zipper lower hand pockets with branded pull. Iconic Spyder Bug woven loop label on left pocket. Spyder wordmark on back right shoulder. Spyder Bug sticker included on hangtag.