Consider the shaka hand sign to be part of any Hawaii 101 class. The Aloha gesture is made by extending the thumb and pinkie finger while curling in the other three digits. It crosses over our state’s myriad nationalities and cultures, including widespread use among the surfing community. Here’s a link to learn more about its origins.
https://www.hawaiimagazine.com/the-origin-stories-behind-hawaiis-iconic-shaka/