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The biggest challenge for any business aircraft manufacturer is determining how much space and comfort plus amenities to dedicate to the crew and passengers. For ultra-long-range business jets, these factors are magnified by the amount of time these aircraft spend aloft.

According to business office chair-maker Herman-Miller, a chair should breathe, which is to say its surface materials should provide comfort and allow conduction of heat and dispersion of moisture away from the surface of the sitter's skin. Also, a seat should have a neutral effect on body-surface temperatures, so that thermal comfort is not posture dependent. It does this by allowing the flow of air to the body and water vapor away.