This courier-style backpack has been one of ORTLIEB’s most popular products for many years. It is simply unbeatable when it comes to accompanying you to work, school, and play. Some of the Velocity’s distinctive features include its durability, waterproof performance and rear padding that ensures excellent ventilation. The Velocity’s carriage system has now been ergonomically optimized for even greater carrying comfort. The waist belt is easy to adjust and even detachable.