3 piece filter kit from Vivitar includes UV, CPL, and FLD filters. Filters are constructed from high quality optical glass and nested in an Aluminum Alloy frame for maximum clarity and vivid picture. UV, or Ultraviolet Filter is a general use, clear filter. It absorbs ultraviolet light, eliminates haze, and reduces bluish casts of daylight. UV filters serves as permanent lens protection agains dirt, dust and stain. CPL, or Circular Polarized Filter, filters out Polarized light reducing reflection from non-metallic surfaces, increasing the contrast, enhancing color and eliminating haze. FLD, or Fluorescent filter for Daylight film, corrects color contrast, or white balance, reducing greenish casts while shooting daylight film under fluorescent light. Vivitar's pouch for filters is constructed of strong, durable material and is well padded for assuring high quality, scratch free storing. Lens cleaning kit from Vivitar includes 3 types of cleaning tools that can keep optics dust, dirt and smudge free. A microfiber cleaning cloth provides the ability to quickly wipe clean front lens element, filters or viewing screen of camera or smartphone. The Vivitar Close-up Macro Lens Set includes a +1, +2, +4 and +10 close up lenses. The high quality optical magnifying lenses are diopter for close up photography, which shorten the close focusing distance of the lens. It allows the lens to go closer to the subject than before and to achieve a larger image scale. Lenses can be used individually or in combination for maximum effect. I.e.+1 & +2 to make +3 effect or +4 & +2 to make +6 effect. For small areas where microfiber cloth can't reach, 5 swabs are supplied with each having two absorbent ends on a small plastic handle. A bottle cleaning fluid is also provided when stubborn spots are encountered. Fluid may be applied to microfiber cloth or swabs for advances cleaning.Side pinch lens cap snaps unto lens to protect from scratches, moisture, dirt and fingerprints .