Altura: This larger style post pack with the ability to expand, is designed to adapt to all commuting or touring needs. The KLICKfix™ Contour Adapt System makes taking the postpack on and off quick and easy when in a rush.• KLICKfix™ Quick Release Contour System• Zip away main compartment expansion• 2 external zipped pockets• Grab handle• Light attachment points• Elasticated cord, external storage• Strategically located reflective trims for increased visibility2kg weight limit inc. pack and contents