Lines Protection System Durable rubber and carbon fiber components shield fishing lines from damage, helping the bobbin knotter maintain functionality and reliable performance over time. Portable Fishing Companion Fits in a tackle box and enables quick knot tying. The bobbin knotter features a lightweight, compact design that simplifies handling and improves portability for outdoor use. Ergonomic Precision Precision craftsmanship yields smooth surfaces and an ergonomic, nonslip grip, enhancing comfort and control during knotting. TimeSaving Knotting Compatible with PE lines and capable of producing strength knots. A polished valve interior ensures smooth line feeding during use. Usage scenarios Shoreline or pier setup: Quickly tie knots with PE lines while preparing rigs, with line protection helping reduce wear during handling. Boat or kayak fishing: Compact, lightweight design fits in a tackle box for easy access between casts and quick knot tying on the move. Travel, camping, or remote outings: Lightweight, portable tool keeps gear organized and ready for reliable knotting in outdoor conditions. Specifications and attributes Materials: rubber and carbon fiber Function: line protection, quick knot tying, strength knots Compatibility: PE lines Size and form: lightweight, compact design Performance: smooth line feeding via polished valve interior