Salomon Active Skin 4L Run Vest Womens. As a stepping stone to take your trail running to the next level on shorter distances, our updated women’s ACTIVE SKIN 4 is now even easier to use and comfier to wear. The fabrics are still just as soft and breathable, the ultra-secure fit is adapted for women and the revamped chest pockets provide effortless access to your flasks. Volume: 4 liters Weight: 197 g. With two new chest pockets, you get even quicker access to your flasks on the go. 2 x 500ml soft flasks included. Also compatible with a 1.5-liter bladder. SensiFit construction adapts to the female body shape. In addition, there is a flattering princess seam that is otherwise used in blouses, shirts and lingerie. SensiFit designed to fit women’s body shape with a specific construction and flattering princess seam, often used in women’s blouses, shirts and lingerie.