So this is what happens when you combine yoga with a paddleboard. Developed by veteran surfer-skateboarder Hunter Joslin, the original Indo Board was initially used to train surfers out of water. He found out it was majorly improving their leg muscles, and decided to come up the Indo Board fitness concept.

This involves using a six-foot-long wooden board with four rockers attached to the bottom which requires users to utilize more muscles during each pose to keep balanced. The result is a much harder workout. If you're keen on learning more, then check out the official website here