Economy seating accounts for 97% of all aircraft seating, yet with a focus on Premium, Business and First, Economy cabin upgrades remain the single largest unexploited Ancillary Revenue stream.

Blue Sky breakthrough convertible Economy+ aircraft seats uniquely alter the ratio of Premium to Economy seats on any flight according to passenger demand, changing the fixed cabin layout without changing seat pitch, allowing the 4.90Bn passengers travelling Economy annually the option to select an inexpensive upgrade providing up to 12" extra floor space and a 40° internal recline to sleep in comfort, creating a powerful B2C and Ancillary Revenue engine for airlines through a new niche Business Model exclusively for Economy cabins, sitting between Standard Economy and Premium Economy.