The I3ePro BPFLK-58 58mm UV-CPL-FLD Filter Kit provides you with flexibility and protection when shooting. Ultra Violet Filter (UV) - Absorbs Ultraviolet Light - Protects lens against scratches, dust and staining - High grade optic glass provides unrivaled clarity and vivid image production Circular Polarizer (CPL) - Increases tonal saturation - Increases color saturation - Reduces reflections from non-metallic surfaces - High grade optic glass provides unrivaled depth and contrast in images FLD Fluorescent (FLD) - Reduces greenish cast on images - Advanced color rendition - Pleasing skin tones - High grade optic glass provides vivid color reproduction in images Includes a high grade leather case that protects your filters from damage and dust.