Sufix Ultra Knot is a low-memory, supple monofilament line. It delivers high knot strength and good abrasion resistance. This dependable line fishes well in many freshwater and saltwater fishing situations.The 150m spools have ultra-high knot strength and extra supple G2 winding. The G2 Precision Winding eliminates the line memory and prevents line-weakening cutting and nicking that can occur during the spooling process.Dual-colors (neon yellow/ orange and neon pink/ white) are available for extra bite detection.