These classics are traditional style bobbin holders engineered to a very high standard with a ceramic tube. Whether you are a beginner or a professional fly tyer, this bobbin delivers maximum thread control. Thanks to a unique patented tension system, placed so you are able to adjust tension with only one finger while still working on your fly. Thanks to the perfectly designed ergonomic frame shape, you do not even feel the internal tension system in your hand. Comes in two sizes, small (blue) and standard (red).