85% polyester, 15% cotton, ripstop, 7 oz; Opening in the back for safety harness, Mesh fabric in front yoke and all back; Zipper on the right side for opening pocket at the back; Padding in the neck; Double zippers at the front for adjustable width; Back pocket, all back opening with zip in right side; Chest pockets loose hanging with safety strap with push buttons, one with phone pocket and one with pen pockets; Inside iPad-pocket; Lower front pockets with bellow 2 in 1 with flap attached with velcro; 50 mm wide reflective tape, Reflective tape on shoulders and body