The TF Gear Airflow MK2 1 Man Bivvy Overwrap has been designed to create an extra barrier of insulation and protection from the rain. As well, it will reduce condensation and keep your living space cool in the summer. Adding one of these will make your bivvy an all season system.One man wrap100% waterproofProvides twin skin protectionImproves warmthReduce condensationExtended porch spaceProvides extra storageMosquito mesh doorComes with a clear storm doorBivvy not includedColour: Green