65% polyester 35% cotton, 7 oz (230 GSM). CSA Z96-15 Class 1 Level 2. ANSI/ISEA 107-15 Class 1 Type O. StarTech™ reflective tape. 22" boot access brass zippers. 2-way heavy-duty brass zipper. Adjustable snap wrists. 7 storage pockets: 2 back, 2 chest, 2 side, 1 tool. 2 pass-through pockets. Action back and elastic waist