Assos sjblitzfeder long sleeve shell jacket sjblitzfeder is an extremely versatile addition to your cycling wardrobe put it on whenever you need light protection or insulation against the elements such as from wind light rain showers or slight chill because it weighs just 96g size m you will automatically reach for sjblitzfeder to stow in your pocket on your training or racing rides during the warmer drier months of the year perfect for spring summer and fall changeable weather co