Access all areas. Factorydesign creates show-stopping hybrid all-aisle-access business class seat for narrow bodies Hot on the heels of its Vantage Solo design (now being manufactured by Thompson Aero Seating), London-based Factorydesign has revealed details about its mid-market hybrid business class seat for narrow body long-haul aircraft. Trying to navigate the economics and ergonomics of a premium product on a narrow body aircraft proves one of the most difficult balancing acts. Economics of these aircraft doesn’t allow for a traditional all-aisle access lie-flat business class seat, which passengers have now been spoilt by on wide-bodied aircraft. Thompson Aero’s Vantage Solo design originally conceived by Factorydesign