AutoLatch AutoLatch mechanism automatically locks when closing the tonneau cover. The smooth action of the pull cord gives you an easy release when opening. SlideLock Additional locking mechanism on the passenger side: A slide action lock that is pushed to lock and pulled to unlock. This lock works in conjunction with a locked tailgate to give you ultimate security. XT Dial™ Tension Adjuster Patented EZ-DialTM tension control system sets cover tension with a turn of a dial. Quick-Clip Storage Nylon straps and buckles secure the bed cover compactly behind the bed. Side Sealing System Equipped with a superior Velcro® hook & loop system that is incredibly functional. A continuous high strength seal running the full length of the truck box keeping out wind, rain and dirt. It easily disengages when opening the cover, allowing for a simple one person operation. This practical design is ideal for all weather conditions. Premium Cover™ Lifetime Warranty Five Year Warranty covers all components, even the fabric.