Dog chews made from yak and cow milk are pitched to the Sharks. Other products include colorful lipsticks that are organic; and there's an update on protein-packed nut spreads invested in by Robert and Mark during Season 4.

Business ideas and products started by entrepreneurs while they were in college are featured, including a couple who provide microloans to those in need. Also: Interest in a Philadelphia student's scholarship app leads three of the Sharks to walk out of the Tank; and the inventors of Bottle Breacher, which was invested in by Kevin and Mark during Season 6, offer an update.