Materials: 600 Denier nylon outer construction. Removable 150 gram thermal quilted lining. Removable waterproof, windproof and breathable drop lining. 4 Season Jacket. Removable KNOX Microlock CE approved armour to shoulders, elbows and back. Unique removable face mask for added comfort during the colder winter conditions. Large vents to chest with zipper closure and poppers to hold open. Exhaust vent to rear. Comfort stretch panels to elbows for added flexibility and movement. Adjustable collar with velcro retaining straps and popper closure for ultimate comfort in all weather conditions. Large velcro retained storm flap for total weather protection. Reflex panels to chest, upper arms and front of jacket with added reflective detailing to rear for added night-time visibility. Adjustable twin Velcro