Westport Filtered Tubes are quality tubes that are manufactured here in the United States. We work directly with our supplier, making it possible for us to provide you with the most affordable tubes on the market. Westport King Size Cigarette Filter Tubes 20 Cartons (4000ct) Each sleeve contains 5 cartons at 200 tubes per carton These are EMPTY - no tobacco is contained within- each is a paper with a filter attached.Westport Enterprises