They should be oval in shape with firm, unblemished skin that turns from green to yellow as the fruit ripens. These large papayas exhibit red-orange flesh when ripe. Avoid papayas with soft spots or that are leaky or moldy at the stem end.
Papayas produce ethylene and are sensitive to the gas.
Exposure to ethylene will promote softening of the fruit. Keep papayas away from produce that is sensitive to ethylene and may be damaged by the gas. Handle papayas with care to prevent damage. Retail Display and Merchandising Tips Display papayas at room temperature. Do not water sprinkle or top ice.