Specification Specify size and color. Color is usually green to dark yellow with brownish flecks depending on ripeness. Peels have no brownish or gray coloration. No more than 10% have defects that make bananas unusable, and not more than 1% is affected by decay. Bunch Size Measure minimum Small Under 5 1/2 Medium 5 1/2 to 8 Large Over 8 Available packing: Various sizes of cartons and bulk packing