UV2 Roe Yarn is a premium fly-tying material designed to enhance the visibility and effectiveness of your egg patterns. Treated with UV2 technology, it combines both UVF (ultraviolet fluorescence) and UVR (ultraviolet reflectance) to make your flies more enticing to fish. Soft, easy to work with, and available in vibrant colors, UV2 Roe Yarn is perfect for crafting highly effective egg patterns for both freshwater and saltwater environments.