Strategically located reflective trims give maximum reflectivity whilst the altura shield fabric keeps you warm and dry in downpoursaltura nightvison technology offers superior retroreflectivityaltura shield technology is engineered to provide protection from wind and water whilst still offering high levels of breathabilityaltura thermo technology using thermosuede fabrics delivers body warming insulation and warmth as a glove inner keeping you warm dry and comfortableergofit 3d patterning