Check the listing for details. Oxford Advanced Expedition Mid Layer Trouser- Black. Condition: New with tags. Listed at 99.83 USD. Each garment in Oxford's Advanced layering system has a unique purpose - base, mid and outer combine to keep you comfortable, warm, dry and protected. Whether you are riding on the death roads of Bolivia or commuting in the changing seasons of Britain, there is a layering system for you. Designed for the most trying weather conditions, the expedition is a must for serious adventure riding. Insulation is mapped to the body, ensuring protection where it is most needed, whilst lightweight stretch panels provide an adaptive fit. A premium fur-fleece lining offers unparalleled comfort and warmth retention. • Lightweight 4-way stretch material on the back of the legs and calves for maximum flexibility, breathability and to ensure a snug fit. Sizing information is provided by the manufacturer and.