Mark Zhang is the CEO & founder of Manta Sleep mask, the only mask designed, constructed, and optimized for deepest-possible sleep in any environment. Manta Sleep masks provide 100% blackout for maximized sleep quality — so users feel 100%, all the time. A leader of the pro-napping movement, Mark educates others on why an afternoon nap is crucial for unlocking one’s full potential, why business owners should allow their team members to nap each day, tips to improve sleep quality, and much more. www.mantasleep.com