This is a handmade leather motorcycle tool bag.  It is made from quality long lasting thick leather, and has been weather treated.  Its middle pocket measures 8 x 4 x 2 and the outside pockets measure 5 x 4 x 2 with  locking fasteners.  The underside is soft leather so nothing will get scratched. Installs quickly and easily on just about any bike.  No brackets needed.  Item# WS20