Apple was granted a design patent today by the Hong Kong Patent Office under number 1913543.7. Apple filed it under Locarno Classification 14 – 02 that basically covers data processing equipment and devices. Apple originally filed this design in Hong Kong in late October 2018.
Unlike "patent applications" that provide the public with an abstract, summary and details of an invention, design patents published around the world are limited to only providing the public with only patent figures. No additional specifications related to the design are made available.
MacBook Air Design Patent
The one thing that stands out in Apple's design patent graphic below is the Touch ID sensor that we've highlighted, proving it's for the MacBook Air.