My product is a very simple devise that is used with your own tiedownswhether it be rope,electrical wire,bungees,or the good old tie down strap you simple add this at the front or rear of your load.& you are now safe to travel at legal speed limits. Or have to keep looking in your mirrors to make sure you did not loose your material on the road way. Please visit my website. Thanks Angel RiveraPresident LOAD-HELPER LLC