Pink Fluorocarbon FISH CANNOT SEE 50m High-molecular weight FLUOROCARBON 100%Easy to see by people but invisible to fish, increasing the catch of many species of fish!Effective especially for cautious or big fish! This product is created based on scientific evidence and extensive fishing tests. The specially formulated "Color Filtering Effect" cuts off wavelengths that fish can detect, making the product "invisible" to fish. Easy to see by people but invisible to fish “STEALTHPINK”Compared to conventional pink fluorocarbon line, it cuts off a wide range of wavelengths that fish can detect. High-molecular weight FLUOROCARBONFlexibility and excellent shock resistance. With the "Auto Line Holder" case that can stop the line at the required length.*Except 200/300Lbs. FEATURE Unique color filtering effect Patent Fish perceive fishing lines as a mixture of transmitted and reflected light in their vision, which they perceive as color and light/darkness. Also considering that fish perceive the line as a silhouette, it is considered important for the function to combine the color filtering effect with transparency. "Pink Fluorocarbon FISH CANNOT SEE" is a line with a unique color filtering function that not only cuts off (absorbs) a wide range of wavelengths in a specific range perceived by fish but also provides transparency. The reason why fish can't see the“Pink Fluorocarbon FISH CANNOT SEE” Compared to conventional pink fluorocarbon line, "Pink Fluorocarbon FISH CANNOT SEE" cuts off a wide range of wavelengths that fish can detect, making it easier for the human eye to see the pink color, while the unique color filtering effect makes the line "invisible" to the fish. DETAIL Equipped With The AUTO LINE HOLDER. Patent Holds The Line Automatically Soft Plastic Avoids Line Damage Protects Line From Salt And UV Rays *Except 200/300Lbs. COLORS SPSTEALTHPINK SPEC 50m CAT.NO. SIZE TEST(Lbs.) TEST(kg) DIA(mm) COLOR H4376- #3 12 6 0.285 SP H4377- #4 16 7 0.330 SP H4378- #5 20 9 0.370 SP H4379- #7 25 11.5 0.435 SP H4380- #8 30 13 0.470 SP H4381- #12 40 19 0.570 SP H4382- #14 50 22 0.620 SP H4383- #18 60 28 0.700 SP H4384- #24 80 36 0.810 SP H4385- #30 100 46 0.910 SP