The Kodak Portra 400 4x5 10 Sheets Negative Films can control variable lighting and motion for both indoor and outdoor shooting.This high-speed color negative film offers exact reproduction of skin tones, accurate sharpness, and fine grainThe T-Grain emulsion technology provides optimum color saturation and produces full range of natural flesh tones in the imagesColor balance is possible in daylight as well as in electronic flashlightThis Kodak Portra professional films has several applications such as advertising, corporation, fashion, architecture, portraiture, medical, action freezing, museum, and wedding photography