Wooden Ships Ladder What Is The Name Of The Rope Webbing Placed Around The Sides Of Old-style Sailing Ships To Save Overboard Sail

What is the name of the rope webbing placed around the sides of old-style sailing ships to save overboard sail - wooden ships ladder

Wooden sailing ships were "stairs" of Web-string and hung over the sides. If a sailor fell overboard, the rope could get and then climbs. I need the names of these web-like functionality. Thank you!