Active Skin 8As a stepping stone to take your trail running to the next level for marathon distances, our updated ACTIVE SKIN 8 is now even easier to use and comfier to wear. The fabrics are still just as soft and breathable, the fit is ultra secure and the revamped chest pockets provide effortless access to your flasks. 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