Throw-Over style includes a multi-adjustable yoke which hangs the bags from the fender or seat, and also includes a quick-release bag connection to take off bags without disturbing the yoke or seat and a rear-mounted carry handle Made of a durable combination of materials including weather-resistant SaddleHydeĂ– and a tough plastic frame All feature easy-open lid with lockable twist-locks and supplemental hook-and-loop and rigid construction Extra-strong plastic back works perfectly with the S4 Quick-Disconnect Mounting System Saddlebag support brackets (sold separately) are strongly recommended.. SADDLEBAG-CRSN SLNT LG