Alpinestars all mountain 2 jacketthis all mountain 2 jacket is an ultra lightweight and durable all mountain jacket it has been constructed from a technical waterproof outer shell that incorporates a water resistant main zipper and storm hood to ramp up its performance in poor weather conditions featuresadvanced breathable and water proof 3 layer hardshell fabricfully seam sealed jacketwp front zipper with storm flapextended underarm ventilations with wp zipperwide and comfortable hood with 2