VERSATILE COMPATIBILITY: Perfect for DSLR, mirrorless, and cinematic cameras, ensuring accurate color balance across all photography and videography equipment PRECISION CALIBRATION: Features industry-standard 18% gray balance reference point for achieving perfect white balance and exposure settings DUAL VALUE PACK: Includes two professional-grade color correction cards, allowing you to keep one as backup or use simultaneously on multiple cameras PORTABLE DESIGN: 5" x 7" Compact size makes it easy to carry in your camera bag or pocket for on-location shoots and studio work PROFESSIONAL RESULTS: Helps eliminate color casts and ensures consistent, accurate colors across all your photos and video footage