You had better have a way to get this thing as taut as it goes, because it is so lightweight that the gentlest breeze will turn any slack into a parachute.Unpleasantly surprised to find that the material is light and plastic, like a thin shower curtain. Product details clearly show a fabric-like image, and it is described as heavy duty, but it is not fabric, and does not feel heavy duty at all. I'm no math star, but the full product weight spec does not add up to 220 gsm, and that would includesSee full review