Each filter is designed to enhance specific details and features. Color Filters: Includes six different colors that highlight various details on planets and other celestial phenomena Enhance your stargazing experience with a polarizing filter for detailed planetary observations and a lunar filter to reduce the brightness of the Moon Very suitable for nighttime astronomical observations and daytime ground observations. Universal 1.25inch Size: Compatible with most telescopes, these filters are easy to attach and enhance any stargazing session.