UNZEN bags by Shimano are specifically designed to power an aggressive off-road riding style Utilizing Shimanos ACCU3D body hugging fit Shimano shapes each part of the bag to create a fit that stays moulded to your back with no movement or loose straps The Rider Fit X-Harness positions the shoulder belts right at the centre of the pectoral muscles solving the restriction of movement caused by conventional shoulder straps. It also eliminates the need for a waist belt providing free unlimited breathing from the stomach & increased airflow for better cooling. Perfectly suited to a womans body thanks to its unisex design The adjustable harness is fully customisable to ensure a perfect fit for every customer UNZENs breathable back panel ensures perfect airflow Stretchable body results in a bag that can easily expand Storage pockets tidy away loose straps Easy side access for faster access to your things Felt lined valuables pocket Key holder Stretchable side pockets Armour/waterproof jacket storage Loop zipper pulls easy to operate even when wearing full finger gloves Tool organizer located in the main compartment Light loop 590g