Roll N Lock

When it comes to protecting your cargo from theft and the elements, you need a tonneau cover you can trust. Roll-N-Lock® bed covers are the most rugged, versatile, and secure pickup bed covers in the world. From its retractable function, which permits opening or closing in literally seconds, to its rigid, vinyl-over-aluminum laminated construction, Roll-N-Lock® tonneau covers stand head and shoulders above other tonneau covers. You’ll have no snaps to manipulate, no roll or bundle to lash down or stow, no cross bars to negotiate, no fabric shrinkage to struggle with, no folding or solid hinged covers to combat, and – best of all – no worries about the security of your cargo. The Roll-N-Lock retractable truck bed cover – by far, the most advanced tonneau cover made.

There are many dealers where you can buy these covers including places such as Amazon.
Roll-N-Lock LG220M M-Series Tonneau Cover