Damage Prevention Technology: Carbon fiber combined with robust rubber protects lines, reduces wear, and extends tool longevity for uninterrupted fishing experiences. Easy to Carry Design: Compact, portable, spacesaving form factor with simple operation lets anglers tie knots quickly and efficiently while storing it effortlessly in a tackle box for maximum ease of use. Refined Functionality: Smooth surfaces and a nonslip grip reflect fine craftsmanship, complemented by ergonomic design and meticulous quality details for bobbin knotter operations. Reliable Lines Compatibility: Ensures smooth line feed and saves preparation time with strength knots, designed for PE lines compatibility. Use scenarios: Use on boat or pier to tie knots quickly for PE lines, delivering reliable performance with reduced wear on lines. Store in a tackle box and use for fast, pretrip line preparation to streamline fishing setup. On extended trips with frequent line changes, rely on its compact design to keep knotting tasks efficient and consistent.