[3] Lower ISO film have less visible grain, and it requires a higher exposure as it is less sensitive to light.
Generally, color prints are more sensitive to temperature and light as opposed to black and white film, therefore there are more precautions to take when trying to protect and optimize the lifespan of them.
For the best prolonged storage and protection, placing the prints in polyester uncoated sleeves and then into an envelope seals it from further damage.
[1] Similar to that of watercolors and textiles, dyes in color prints are prone to fade as well when exposed to too much light.
Prime examples of places to store the color prints are: durable binders, cabinets, trays or rigid boxes.