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Feel Like Your Workouts Could Be Doing More? Meet Tony!

"The extra sweat after each session made every workout feel rewarding, and seeing progress week after week gave me the motivation to keep showing up. For me, ThermoFit became more than just gym gear, it became part of my routine and I honestly can't go to the gym without it.

I've now lost 10 kilograms after 3.5 months of using the ThermoFit and I feel the best I have in years."

One Goal. Thousands of Success Stories. Join 6,000+ Australians.

30-Day Confidence Guarantee

We're confident you'll love Thermo Fit. That's why every order is backed by our 30-Day Confidence Guarantee. If you're not completely satisfied, simply return it for a full refund.

Perfect For Runners

Whether you're chasing a new personal best or simply trying to stay consistent, ThermoFit is designed to help make every run feel purposeful. The thermal lining helps increase heat and perspiration around your core, while the lightweight stretch fabric allows you to move naturally without restricting your stride.

Frequently Asked Questions

ThermoFit is designed to increase heat and sweat during your workouts which will compliment your workouts to a level you haven't seen.

Yes. ThermoFit is made with a lightweight polyester and spandex outer fabric, paired with a smooth heat-reflective thermal lining on the inside. The vest is completely non-toxic, latex-free, and intended to be worn against the skin during your workouts. As with any workout clothing, we recommend staying hydrated and removing the vest after your training session.

Absolutely. Its slim, low-profile design fits comfortably under most gym clothing without feeling bulky.

Yes. ThermoFit is made with a lightweight stretch fabric that moves with your body, making it suitable for cardio, strength training, walking, and everyday workouts.

Yes. ThermoFit is suitable for walking, running, cycling, HIIT, weight training, and most other forms of exercise.

Machine wash on a cold cycle and hang dry. Avoid tumble drying or ironing the thermal lining to help extend the life of the vest.

Yes, although it's primarily designed for workouts. If you wear it outside the gym, stay hydrated and avoid prolonged use in very hot conditions.

Orders are dispatched within 1–2 business days.

Estimated delivery:


  • Australia: 5–7 business days

  • International: 7–14 business days

Customer Reviews

Wasn't sure what to expect, but this actually feels premium. It fits comfortably under my gym shirt and definitely makes my workouts feel more intense. The quality is much better than I expected.

Michael R. (Verified Buyer) / Sydney, NSW

I love that it doesn't feel bulky like some other sweat vests I've tried. It moves really well during workouts, and I've been wearing it for both weights and cardio. Highly recommend!

Sarah T. (Verified Buyer) / Adelaide, S.A

I bought one for myself and ended up getting another for my partner. Super comfortable, easy to clean, and it gives me that extra motivation every time I train.

Emily C. (Verified Buyer) / Melbourne, VIC

I've been wearing my Thermo Fit vest for every workout over the past 3 months while sticking to a calorie deficit and training consistently. I'm down 11 kg, and it's become part of my routine every single session. It fits comfortably, makes my workouts feel more intense, and has held up really well after months of use.

Chris H. (Verified Buyer) / Perth, W.A

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