This Lastolite EZYBalance Gray/White Card is the perfect tool for achieving accurate color balance in your photography. Designed to be portable, this white balance card is great for on-the-go shoots and ensures that your colors are true to life. Made by Lastolite, a trusted brand in photography equipment, this card is 20 inches in size and features both gray and white sides for versatile use. Whether you're working with continuous lighting or in a studio setting, this card is a must-have for any photographer.