First into the Tank is an entrepreneur from Redondo Beach, California, who pitches her high-tech product to discover hidden secrets about your cat. An entrepreneur from St. Louis, Missouri, presents his men's fashion accessory that will help every man look extra refined, and a former "Shark Tank" entrepreneur from Pleasantville, California, who was shredded by the Sharks during his first visit, returns to the Tank for his shot at redemption with his line of all-electric water sports equipment. Last into the Tank is an entrepreneur from Miami Gardens, Florida, who introduces his delicious, multipurpose dip.
Season 10 Episode 21 of Shark Tank was watched by 4,060,000 viewers, resulting in a 0.80 rating in the 18-49 demographic.
Shark Tank follows aspiring entrepreneurs as they present various business ideas to moguls (known as "the sharks") in hopes of landing an investment in their ideas. Each week, ambitious entrepreneurs present their breakthrough business concepts to ruthless investors to convince them to invest in the concept.