3in1 touring jacket with large ventilation possibilities Features 450 D Polyester Air Draft Technology: mesh panels hidden below breast pocket for good ventilation AirVent ventilation zips 3M™ Scotchlite™ reflectors detachable Humax® membrane: 100 % waterpoof, 100 % windproof, breathable detachable thermo lining YF protectors on shoulder and elbow certified according to EN 1621-1:2012 elbow protectors are adjustable in height upgradable with back protector SAS-TEC SC-1/12 for sizes XS - L upgradable with back protector SAS-TEC SC-1/13 for sizes XL - 5XL 4 outer pockets, 3 inner pockets safety seams