1. Reliable strength for sea fishing subline The monofilament subline offers professional durability with a pulling force of 4.52 kg, making longrange casting confident and reducing the risk of breakage. 2. length and diameter 500 meters of invisible nylon line at a diameter of 0.285 mm provides a balance between reach and control, enabling precise casts and easy handling compared with shorter or thicker lines. 3. Nylon material with water resistance Made from lightweight nylon, this line resists water absorption, stays soft for comfortable handling, and provides antibiting and abrasion resistance for durability during extended sessions. 4. Designed for fishing enthusiasts and sea anglers Suitable for both recreational and competitive sea fishing from shore or boat, delivering a smooth fishing experience and helping anglers focus on the thrill of the catch. Use scenarios Shore or jetty casting: Longrange throws to reach offshore targets while maintaining line strength and control. Boat or pier fishing: Effective for offshore species where reliable pulling force and reduced line fatigue are beneficial during battles. In challenging environments: Abrasionresistant and soft construction perform well around rocky or wreck areas, supporting extended sessions without frequent line replacement.