You keep going.” The sticky part of the strip stretches and eventually parts ways with both the wall and Velcro. “Tada,” she says, showing the undamaged wall.

Finally, I used industrial adhesive to glue the strips to the transponder. A bit extreme, but it seems to work. Peter Cohen Pleasanton A FasTrak reversed the Velcro on the new transponders.

At first, I replaced them with adhesive-backed foam strips so that I could keep it on the dash without sliding around. That works, but the glare reflecting off the transponder bothered me.