The CS Coatings UV Blast! Marker allows you to easily and precisely apply UV Blast! - the strongest UV enhancer available today - to any lure in your arsenal. UV Blast! is a clear overcoat that reflects ultraviolet light, which penetrates much deeper in water than visible light. Research continues to show that many species of fish see, and are attracted to UV light. Helping you generate more strikes, the CS Coatings UV Blast! Markers also come equipped with six different tip options for complete lure customization.