Case Plastics and fishingcompleteinc.com are now offering a line of baits with Ultra Violet additive,see below for some of the unique features that UV offers. Did you know? Fish see UV light 7X's better. Real crawfish, shiners, and shad reflect UV light. 80% of the light in shallow water is UV and 100% of the light in deep water is UV light. UV baits add an advantage for catching fish.