This bag has been specifically created for the Honda NC750X (2016-on).  It mounts to the cover of the integrated storage compartment using a harness.  The bag attaches to the harness using four quick-release straps

Materials:
• Polyester 600D W / R

Features:
• Cover with an integrated Sat-Nav / mobile phone holder 
• Expandable
• 2 side pockets with zipper closure
• Reflective print and inserts for increased visibility
• Rain cover with transparent window
• Shoulder strap for easy transportation