White Balance Card Set: Featuring three cards - 18% neutral gray, pure white and true black - the Vidpro White Balance Card Set is a convenient tool to ensure that your photos and videos are accurately exposed and color balanced. | Optimal Versatility: The ideal accessories for the professional photographer, these White Balance Cards can be used under any lighting condition, both pre- and post-production for quick and easy color correction. They can also be used in film or digital photography, | Easy Transport: Vidpro’s White Balance Cards are available in 2" x 3" or 5" x 7" sizes to accommodate your individual preference. Each set of cards is attached to a lanyard strap for easy organization, storage and transport. | High-Quality Construction: Suitable for all environments, each Vidpro White Balance Card is made of a high-quality plastic material to prevent ripping so it can withstand everyday wear and tear for years to come. | Customer Satisfaction: Our products not only reflect Vidpro’s cutting-edge technology, but also our commitment to providing people with quality and reliable products - emphasized by the extensive warranties we provide to ensure customer satisfaction.