Bomb Shelter Ledges ... Whether you're spending just 1 night or multiple weeks in the vertical world, you need to know that your home on the wall won't let you down.  That's why the Metolius Bomb Shelter is designed to be the most bombproof Portaledge available.  Our main priority was to make the most comfortable ledge possible and still keep the set-up time to a couple of minutes.  Our innovative center spreader bar keeps the bed-frame from sagging, thereby eliminating the old sway back and shoulder crush...see the other numerous advantages of the Bomb Shelter under Features>>