Poly Tubes | Aqua Flies

Aqua Flies Poly Tubes The Story Aqua Flies is pleased to offer Poly Tubes for fly tying. Whether you tie trout flies, steelhead flies or saltwater flies, we have the tubes for your tying needs. Our tubes are formulated from a temperature stable polyethylene, meaning in near freezing conditions the tubes will not break. With many colors to choose from, you can give your tube flies a new look. The 1.8mm tube is the right size to tie trout flies or lightweight steelhead flies, such as marabou tubes. Whether you tie a fly directly on the tubing or use it as a liner for metal tubes or weights, our Poly Tubes are very versatile. The 3mm tube makes a great platform for tying larger steelhead flies, such as Intruders or saltwater streamers. The inside diameter of the 3mm will accept the 1.8mm tube perfectly. Add a cone to your fly by using the 1.8mm tube as a liner for the 3mm tube. A drop of super glue will hold the smaller tube in place, but to make for a more secure fit, cinch down on the t