3 Piece Filter Kit contains the following: UV Filter : A must for any camera. Penetrates haze, adds warmth, and protects your valuable lens from scratches, dirt, fingerprints, etc. Leave it on your lens at all times. Polarizing Filter:For shooting in bright sun, at beaches, snow, ect. Controls bright light entering lenses for a better balanced color image. Darkens blue skies and reduces reflections from non-metallic surfaces. Fluorescent Filter: Reduces the greenish cast common to fluorescent lighting and produces pleasing, natural results, particularly in flesh tones.