The Pirr Pant is the perfect winter running pant. It allows a complete freedom ofmovement, but is reinforced with a light Soft Shell fabric on front knee to protect itagainst the cold air and getting cold while running. The additional side mesh pocketsand the back zippered pocket allows a certain storage possibility. The back pocket isfeatured with a water-repellent fabric to avoid, for example your cell phone, gettingwet. The refl ective stripes bring a better visibility with it.