Castelli Mortirolo 3 Jacket - Men's Polyester 6-15 C / 43-59 F Windstopper x-fast 2 fabric on front is windproof and water-resistant Back in warmer to prevent overheating, Front zippered chest vents and reflective piping Silicone gripper at waist keeps jacket from riding up, Full-length ykk camlock zipper 3 external rear pockets, Rear reflective tabs keep you visible in low-light conditions