Crystal Mirror Flash is a great flash that looks good on most flies. This version is dyed on the Mirror /mirage flash that is the most reflective flash material around. This make the Crystal Mirror Flash the most intensive and reflecting flash around. This is not subtle, it is load and flashy. perfect for low light conditions or murky water. when you use Crystal Mirror Flash you will be sure your flies will be seen and noticed. it have the same width as the regular crystal flash and accent flash