Diamont Brite UV2 - fluo yellow
Spirit River UV2
UV2 dying technology - it is double dye proces to give all materials and flies added UVF/UVR ultraviolet wavelengths. UV flourescence is used on ewerything from street sinngs to fly tying materials. UV reflectatance on the other hand is a spectrum of wavelenths humans cannot visualy see; yet it is extremaly common in the animal and insect world. UVR allows mayflies to find matesand bees to find flowers. Fish can see it and love it . UV materials and flies are becoming much more popular within the fishing world becouse of the success they bring while on the water.
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