Wots the best method of gettin rid of them nasty rubber strips that run the entire lentgh of the car??

Last time i just ripped em off but then the sticky stuff stays on looks even shitter!!

Iv heard sumfin bout a caramel bar!! I fort this was a choccie bar but aparantly it gets it off?? Is this true or was sum1 havin me on?? If it is true where can i get 1from?? Local corner shop??

Cheers