Semperfli Dirty Bug Yarn is a mix wool and synthetic materials creating a mottled cord resembling dubbing but with the ease of simply wrapping the cord.
Dirty Bug Yarn traps air creating neutral buoyancy so you can control the depth of your fly with added lead or not. Dirty Bug Yarn can be split for larger or smaller patterns.
Each spool of Dirty Bug Yarn has 5 Meters of yarn.