The NC-17 bicycle top tube / frame bag allows optimal use of your smartphone during short and long bike rides. Navigation or trip display, all at a glance. Thanks to the touch-sensitive transparent window, your smartphone can also be operated in your pocket. Easy and safe installation via anti-slip Velcro fasteners. External batteries (Power Bank) can be safely carried in the bag. The charging cable is laid inside only. The NC-17 bike bag has two independent storage chambers separated by zippers, which offers great advantages in outdoor use. Enjoy your tours and do not worry about your smartphone. It is safe in the NC-17 Connect bicycle mobile phone holder and perfectly suitable for the purpose. With cable passage for external charge e.g. from the hub dynamo (charging technology not included).