The ortlieb cor13 backpack is your go to sports pack ideal for a wide variety of activities this ortlieb backpack excels when it comes to cycling delivering the room and protection your essentials need without compromising your ride crafted ergonomically from abrasion resistant and waterproof fabric with organisational compartments this pack can withstand anything and still keep your belongings safe and organised the padded back of the cor13 features ventilation channels to keep your feeli