I only have these is WF6F. Also the line feels very slick so it in my opinion feels like a decent quality fly line.
WF Class 100FT Fly Line, Slow Sinking Transparent Fly Line 100FT WF Series Built For Stability In Current And Predictable Descent Through Water Column
WF Rated Transparent Fly Line 100FT Engineered For Gradual Descent And Minimal Ripple During Delivery To Target Zone(WF-3I (White))
LED Strobe Light, Underwater Bait Lamp for Night Fishing with Single Colour Flash, Marine Safety Beacon, Kayak Navigation Guard, Buoy Marker, Waterproof PP Shell, Battery Operated Flashing Signal, 1pc
Snowbee XS-Plus Spectre Distance Fly Line – Ivory/Chartreuse - 120ft WF Design | Floating Fly Line for Long-Distance Casting, Freshwater & Saltwater Fishing, WF5
Snowbee XS-Plus Spectre Distance Fly Line – Ivory/Chartreuse - 120ft WF Design | Floating Fly Line for Long-Distance Casting, Freshwater & Saltwater Fishing, WF7
WF Class 100FT Fly Line, Transparent Fly Line, With Slow Sink Properties And Welded Loop Ends Supporting Efficient Rig Assembly And On Water Adaptability