J-Braid X4 fishing line is perfect for abrasion resistance and ease of use for knot tying and line management. The X4 Carrier features a thinner diameter that's great for additional line on your reel when necessary. X4 line is made with the highest quality Dyneema material available on today's market with Daiwa's proven high standard of manufacturing. Blue color. 300 yards. Daiwa J-Braid X4 Braided Fishing Line