Over the years, the Tough as Nails cast has been made up of some intimidating competition, and while Kelsy Reynolds might not appear to be the mightiest contender, there's more to her than meets the eye. Kelsy might not be the most muscular of the Tough as Nails season 3 cast, but she has experience unlike any of her contenders that makes her an undeniable threat. From her fascinating career to her personal life outside of reality television, here's everything there is to know about Kelsy.

Since Tough as Nails premiered in July 2020, the reality competition series has effectively highlighted a diverse crew of blue-collar workers to celebrate the hard work they do that typically goes unnoticed. Season 3 continues the show's trend of featuring a new group of contestants who come from a variety of occupations and backgrounds. While some competitors are as physically intimidating as fans might expect for a competition about strength and endurance, not every contender on season 3 looks how viewers expect. Based on Kelsy's appearance, she wouldn't likely make it far on Tough as Nails because she's among the most petite members of the group. However, what she lacks in height, she makes up for in perseverance and skill.

Related: Phil Keoghan Responds To Critic Who Said Tough As Nails ‘Smacks of Class Divide’

While Kelsy doesn't stand out for her brute strength, she is an exceptional cast member for her mechanical know-how and optimistic spirit. According to Kelsy's biography on CBS, the Tough as Nails season 3 contender is from Mansfield, Illinois. Kelsy works a slew of tough jobs depending on the season. Kelsy explained that she's a crop duster in the summer, harvests in the fall, and pushes snow in the winter. Kelsy's main gig is crop dusting, as she owns and operations her own helicopter crop dusting business. For Tough as Nails viewers that aren't familiar with what crop dusting entails, Kelsy shared "I work from sun up to sun down... to have a productive day of helping farmers get their fields sprayed in a timely matter." On Tough as Nails' Instagram, host Phil Keoghan asserts Kelsy's job is "incredibly dangerous" and he advises her competition to not underestimate her.

Kelsy's occupation means that she's a skilled worker and will be able to handle physical challenges on Tough as Nails, but the crop duster's other strength is her buoyant personality. Kelsy describes herself as "energetic, positive, and fun." The contestant's lively temperament is reflected in Kelsy's Instagram, which reveals many details of the reality star's life outside of the competition. On September 25, Kelsy celebrated her 31st birthday. Although some aren't thrilled to be in their 30s, the Tough as Nails season 3 star conveyed her bubbly disposition writing, "Your age is only a number, get out there and keep kicking butt!" On top of exhibiting her bright personality, Kelsy's Instagram shows off her strong family bond. From posing with her baby niece Kleona to celebrating her sister winning the title of Fair Queen, family is clearly one of Kelsy's priorities.

At first glance, Kelsy might not look like she has what it takes to win Tough as Nails season 3. With more knowledge about the crop duster's impressive career achievements, however, Kelsy seems to be one of the skilled workers in the cast. Finally, Kelsy's consistently optimistic personality means that she has what it takes to endure the grueling competitions infamous for challenging contestants on Tough as Nails. Hopefully, Kelsy's competitors will know better than to underestimate.

Next: Tough As Nails: Where The Show's Location Is & When It Was Filmed

Tough as Nails airs Wednesdays at 9 p.m. ET on CBS.

Sources: CBSTough As Nails/Instagram, Kelsy Reynolds/Instagram