TRUGLO REPLACEMENT FIBERS - The fibers are crafted of high-quality materials - the durability of TruGlo Replacement Fibers allows shooters to focus on shooting and not worry about their fiber breaking or needing to be replaced often SUPERIOR PERFORMANCE - The TruGlo Replacement Fibers come in a variety of vibrant colors that make it easy for the shooter to aim and have better accuracy; These fibers can be installed with little hassle - which ensures minimal maintenance time