Shark Tank - Season 9 (2017)

Chris Gronkowski from Colleyville, Texas, and his brother Rob Gronkowski from the New England Patriots, bring an insulated sports bottle to the Tank; Mark Cuban and former baseball slugger Alex Rodriguez offer advice to a 17-year-old from St. Louis, Missouri, who devised a tool to soothe foot pain; an entrepreneur from Santa Monica, California, has a sweeter way to eat a popular snack; and a man from Los Angeles, California, hopes to lock up a deal with his innovative way to keep belongings safe.

Millennials from Detroit, Michigan, create a line of premium shirts for shorter men; two Los Angeles, California, photographers invent a high-end photo booth; a police officer and former Marine from Cumberland, Rhode Island, markets a no-drill, no-hole curtain rod brackets; and two men from Coconut Creek, Florida, invent a personal flotation device with multifunctional options.

A graphic designer and a patent attorney from Olympia, Washington, have a high-tech way to make children's story time more magical; a father from Brooklyn, New York, has a brand of functional paternity clothing for new dads; parents from Salem, Utah, have a solution to hairy drain problems; and a former pro football player and his business partner pitch a better version of a workout device.

An entrepreneur from Santa Monica, California, introduces an-electric car-sharing service; a monthly membership that makes it easy to book and attend family activities, from an entrepreneur in Chicago, Illinois; a Cambridge, Massachusetts, entrepreneur invents a product that can turn any regular bicycle into an electric bike in under one minute; and a digital baby journal that captures memories through text message, from an entrepreneur in Auburndale, Massachusetts.

A woman from Nokomis, Florida, brings her brand of teas, which include ingredients laced with attitude; two ladies from Los Angeles, California, reveal that all women share a common hairy problem; parents from Albany, Oregon, solved the problem of babies touching the mess during diaper changes; and the Sharks think an entrepreneur from Aurora, Colorado, may be overvaluing his technology that can improve sleep and reduce stress.

An automatic dog potty system that wraps and then seals the waste from an entrepreneur in Chicago; two entrepreneurs from Phoenix design an app to make tipping easier; twin entrepreneurs hope to make the world of pickup basketball much simpler; and an invention that absorbs moisture and deodorizes sweaty sports gear from an entrepreneur in Virginia.

A high-performance problem solver. A DNA test that aids in medical research.

A healthy smoked fish dip. A hair and beard cutting template. A stuffed animal/blanket hybrid.

A "hate connection" app; an invention involving coconut water; a quick breakfast solution.

A pair of entrepreneurs hope they have the fix for keeping you completely warm during the holiday season; one entrepreneur takes the Christmas tree to a whole new level; one entrepreneur hopes the Sharks will like his take on covering a Christmas nuisance; and an entrepreneur duo may have found your kid's direct connection to jolly old Saint Nick.

An entrepreneur from Brooklyn, New York, introduces an ingenious kitchen tool that solves for the splatter that sprays your kitchen and clothes when cooking; an entrepreneur from Miami, Florida, invents a special stroller that allows caregivers to also fit in a workout; and entrepreneurs from New York City believe they have created the best men's garment out there.

An entrepreneur from New York City presents an innovative line of flatware, cups, and plates; the only airtight, self-sealing zip-top bag in the world made entirely of pure silicone with all the benefits of glass is introduced by an entrepreneur from California; an Arlington, Virginia, entrepreneur takes nap time to a whole new level; and an entrepreneur from Pennsylvania hopes to sell the Sharks on his non-toxic, super hydrophobic spray that repels stains.

Seafood breading mix; a pet communication invention; a re-engineered bath robe.

An idea for empowering women; easing people into water sports; a food item for breastfeeding moms.

A young entrepreneur from Columbus, Ohio introduces the Sharks to a dynamic pricing tool aimed at Millennials; two entrepreneurs from Park City, Utah and Alexandria, Virginia, introduce their revolutionary cleaning tool; and a brother and sister-in-law pair from Medford, Oregon, share their original wine product that makes drinking even more fun.

Two men from Milwaukee, Wisconsin, introduce their coast guard-approved life jacket they feel will save lives; an entrepreneur from Atlanta, Georgia, pitches her online clothing company.

A guilt-free donut; a solution when taking a shower isn't possible; improved weight collars.

Dog-loving entrepreneurs present their healthy, hydrating treat for thirsty dogs; two outdoorsmen design a portable outdoor fire that is healthy and easy to use; cousins from Vermont turn their passion for the maple industry into a business; entrepreneurs from Los Angeles, California, share their healthy grab-and-go meal concept.

An entrepreneur from San Clemente, California, pitches his eye wear design; an entrepreneur from New York City introduces the world to healthy fast food; an entrepreneur from Burlingame, California, shows the Sharks they can cook anywhere under the sun with her portable solar invention; and brothers from Arlington, Virginia, present their all-natural super beverage.

A way to decorate Easter eggs without the mess; a reusable tape invention; efficient transportation device; a digital tool turns loose change into effortless money; an update on Fidgetland, a company that designs toys to help students stimulate the mind.

An energetic entrepreneur from Key Biscayne, Florida, believes he has the best men's swimwear; inventors from Alhambra, California, present their "better" version of a popular beauty trend; an entrepreneur from Pinecrest, Florida, pitches the Sharks his solution for eating pasta without the guilt; and an entrepreneur from Kingwood, Texas, has the cure for the dreaded hangover.