The Genuine British Royal Air Forces waterproof trousers are a type of military surplus pants designed to provide protection from wet weather conditions. They are blue in color and were originally designed for use by the Royal Air Force (RAF). The trousers feature a moisture vapor permeable (MVP) membrane, which allows for breathability and moisture control while keeping the wearer dry. They also have a waterproof construction and durable design, with features such as adjustable cuffs and multiple pockets.

These British Royal Air Forces waterproof trousers are ideal for a variety of outdoor activities, such as hiking, camping, and fishing, as well as for military and law enforcement use. Their MVP membrane and waterproof construction make them a reliable choice for anyone in need of quality outdoor pants that can withstand the elements while keeping the wearer comfortable.