4.9/5 from 100,000+ Satisfied Customers

Reach Your Goal Weight –
Using Nothing But Your Own Body Heat!

Our advanced SaunaActive™ technology traps body heat, keeps your metabolism fired up, and accelerates fat burning—turning every movement into progress, without the need for extra workouts.

A woman in fitness attire standing confidently in a gym.
A woman in fitness attire standing confidently in a gym.
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'Women's Health logo in grayscale.'
Text logo of Vogue magazine in white.
Text logo of Vogue magazine in white.
A woman in fitness attire standing confidently in a gym.
A woman in fitness attire standing confidently in a gym.
Logo of the Financial Times in gray font.
'Women's Health logo in grayscale.'
Text logo of Vogue magazine in white.
Text logo of Vogue magazine in white.

Where is your biggest problem area?

Upper Body

Belly & Back

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$0.00

Supports targeted sweating on arms, back & belly

Full Body

360° Fat Burn

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$0.00

Promotes intense sweating across the entire body

Which Product suits you best?

QUIZ

Lower Body

Legs & Glutes

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$0.00

Targeted sweating on legs and glutes

Upper Body

Easy to Wear

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$0.00

Promotes sweating of the upper body with easy access

Upper Body

Belly & Back

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$0.00

Sweating all over the upper body and arms.

Thousands have achieved their dream body in record time – now it's your turn!

These women show what's possible.

Join the ThermoSlim community

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Person wearing headphones and a black jacket, appearing slightly sweaty.
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Smiling person pointing at a logo on a black fabric.
Person holding open a black jacket, revealing shiny silver lining.
Clear plastic bag labeled 'THERMO SLIM' held over a black garment with a zipper.
Black jacket with a white logo and a hand holding its zipper.
Person wearing headphones and a black jacket, appearing slightly sweaty.
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A clothing tag with the brand name 'THERMOSLIM.'
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A woman in gym attire stands confidently in a fitness center.
A clothing tag with the brand name 'THERMOSLIM.'
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Belly with a pierced navel, exposed under a lifted black garment.
Close-up of a wet metallic surface with water droplets.
Black ThermoSlim shirt next to a pink bag with logo.
A woman in gym attire stands confidently in a fitness center.
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Try It Risk-Free with Our 60-Day Money-Back Guarantee!

We're confident in what we deliver! That's why you can test it for 60 days with complete peace of mind.

IIf you’re not satisfied with the results for any reason, simply return it – no hassle, no questions, no risk!

60-day money-back guarantee

Simply return it to us within 60 days.

Free shipping

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Customer Service

Questions? We are here for you every day.