Diamond Fishing Products Diamond Illusion Co-Polymer Monofilament Fishing Line - Illusion builds on the Diamond reputation of unmatched strength, superior abrasion resistance, low memory and the proven reliability of all Diamond monofilaments. Diamond Fishing Products Illusion is an advanced multi-polymer fishing line designed to meet the specific demands and stresses of light tackle fishing. Illusion is the latest step in the evolution of monofilament fishing line, manufactured by an exclusive extrusion technology combining unique resins with advanced polymers to engineer a monofilament of unmatched strength, sensitivity, abrasion resistance and suppleness. Ultra-Smooth Finish Greater Sensitivity 20X More Abrasion Resistance Superior Knot Strength Longer Distance Casting Less Stretch