QR Code Link to This Post Road Ready Brand Bag with backpack straps and sissy bar backrest mount. Interior dimensions of main compartment is approx. 15"l x 9"d x 12"w. Fully lined and maintains its shape full or empty. Silver reflective material on exterior of bags. There are 3 large exterior pockets one of which has removable cooler insert. Detachable roll bag features it's own backrest mounting so it can be used independently (approx. 14"l x 9" in diameter). Water resistant (no liner or cover needed).