RIO(R) Mainstream Trout Double Taper Fly Line has all the features the average angler needs for a good day on the stream. The slightly heavier weight gives you the advantage over stand lines by offering easy loading. The supple, memory-free core features a coldwater coating that enhances slickness and keeps line from coiling. FEATURES: Double taper fly line for trout Meets the overall needs of the average fly fishermen Slightly heavier weight enables easy loading Supple core with slick, coldwater coating Color: Lemon Green RIO SPECS: DT3F Model: 6-20749 Line Size: DT3F Head Weight: 100 grains at 30 ft. Head Length: 80 ft. Total Length: 80 ft. Sink Rate: Float DT4F Model: 6-20750 Line Size: DT4F Head Weight: 120 grains at 30 ft. Head Length: 80 ft. Total Length: 80 ft. Sink Rate: Float DT5F Model: 6-20751 Line Size: DT5F Head Weight: 140 grains at 30 ft. Head Length: 80 ft. Total Length: 80 ft. Sink Rate: Float