Shark Tank - Season 7 - Episode 18
A 16-year-old environmentalist has an eco-friendly way to say goodbye to plastic bottles; a former soap star villainess wants the sharks to make a deal with her one-piece swimsuit that can keep you sun-safe and stylish; two men pitch an app that creates exercise playlists for the everyday person; and a man promises to expose the hidden, dirty secrets lurking in your mattress. Plus, a follow-up on Signal Vault that protects consumers from crowd-hack-attacks, in which Lori Greiner and Robert Herjavec invested in during Season 7.
About Shark Tank

Title: Shark Tank
First Air Date: 2009-08-09
Last Air Date: 2025-03-21
Status: Returning Series
Rating: 6.7/10 (from 123 votes)
Language: EN
Seasons: 16
Total Episodes: 354
Network: ABC
Genres: Reality
Production Companies: Sony Pictures Television, Mark Burnett Productions, One Three Media, MGM Television, United Artists Media Group
Synopsis
Aspiring entrepreneurs pitch various business ideas to "The Sharks" -- tough, self-made, multi-millionaire and billionaire tycoons -- in hopes of landing an investment.
Cast

Mark Cuban
Self - Shark

Daymond John
Self - Shark

Barbara Corcoran
Self - Shark

Robert Herjavec
Self - Shark

Kevin O'Leary
Self - Shark

Lori Greiner
Self - Shark

Daniel Lubetzky
Self - Shark

Phil Crowley
Self - Announcer (voice)