First, let's explain the 4-ply fabric: The first layer (inner) is a soft feel and breathable non-woven fabric designed to sit against your caravan for protection. The breathability means that it draws moisture away from the caravan to allow it to breath giving added protectionThe second layer is a waterproof polyethylene layer that helps protect the caravan from all moisture and helps ensure the fabric does not get waterlogged to increase lifespan and performanceThe third layer is a reinforced non-woven fabric layer for additional protection and performance. The reinforced nature of this layer adds strength to the cover and gives the cover a better padding and thus gives your caravan better protection from road debris such as stones, grit and mudThe fourth layer (outer) is a non-woven fabric ... More info
