Two tone guide spool — Opaque two tone 8 sections of fluorescent pink and fluorescent yellow, or black and white color changing tippet with highly defined hard color changes. These color breaks create maximum contrast to allow anglers to get visual cues when tight line nymphing. The best indicator material for building sighters for European Style Nymphing. Both colors are available in regular 30 yard spools, or in bulk guide spools of 100 yards, which saves packaging waste, and money for anglers who use a lot