Golden Harvest Green 100mm Filter Tubes are a cigarette tube designed to be used with any standard 100mm injector machine. Manufactured by Rouseco Inc, this high quality 100mm tube has a 25mm mentholated filter for an extra smooth draw. Experience the ease of RYO by making your own cigarette with an injector, filter tube and your favorite tobacco. Each box contains 200 individual 100mm sized standard filtered tubes ready for use.