Thermalia Heating & Massage Belt

Portable heat and gentle massage for period pain, lower back pain and muscle tension, right where you need it.

  • Rechargeable heat + massage that goes everywhere with you
  • On the tummy for periods, on the lower back for back pain
  • For her and for him: back, muscle tension, stiffness
Choose your color
Choose your comfort
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Shipping and returns

Free tracked shipping. For returns, see our refund policy.

  • Gentle heat + massage
  • Rechargeable & cordless
  • Free tracked shipping
  • Gentle heat + massage
  • Rechargeable & cordless
  • Free tracked shipping
  • Gentle heat + massage
  • Rechargeable & cordless
  • Free tracked shipping

They talk about it,better than we do.

What our customers say

How to use Thermaliain three simple steps

  1. Step 1 — Place the belt on your lower abdomen, right where the pain is. The strap adjusts and goes unnoticed under your clothes.
  2. Step 2 — Choose your heat (5 levels, up to 60 °C) and your massage (5 modes). One press is all it takes.
  3. Step 3 — Let the heat work within seconds, at home, at work or on the go. Cordless, nothing to refill.
For him too

For him too.Back and muscles, every day.

Thermalia isn't just for period pain. Its gentle heat and massage can also be worn on the lower back: a comfort ally for men and women alike, at rest, at the office or after exercise.

  • Lower back After a long day sitting or standing, heat helps relax the lumbar area.
  • Muscle tension After sport, gardening or physical effort, heat and massage help release your muscles.
  • Sciatica and stiffness Gentle, enveloping heat to soothe moments of discomfort in the lower back and down the leg.
  • At the office, in the car Cordless and discreet, it goes with you at your desk or on the road.
Discover Thermalia

Comfort product: it does not replace medical advice. If pain is severe or persistent, consult a healthcare professional.

Designed forreal life.

Heat has long been used to ease period pain. Thermalia takes this familiar comfort and makes it wearable, rechargeable and easy to use anywhere.

Thermalia is a comfort product and does not replace medical advice.

Every detailhas a purpose.

Nothing superfluous, just the essentials.

Heat relaxes the muscles and soothes cramps. Thermalia delivers steady, targeted warmth across 5 levels, up to 60 °C: you stay in control of your comfort, with no hot water bottle going cold and no plug nearby.

Why chooseThermalia?

Not all relief is the same. Here's what sets us apart.

Feature Thermalia Other solutions
Drug-free Yes No
Targeted heat up to 60 °C Yes Yes
5 massage modes Yes No
Tummy, back and lower back Yes No
No gel pads to rebuy Yes No
No electrical pulses Yes No

Frequently asked questions

Product, shipping, returns: everything you need to know.

Does Thermalia help with endometriosis?

Heat is a comfort method commonly used for pelvic pain. Thermalia does not replace medical advice: talk to your doctor.

Is Thermalia suitable for men too?

Yes. It can be worn on the lower back as well as the tummy: many users rely on it for their lower back and muscle tension.

Can I use it for my back or sciatica?

Yes, place it on your lower back and choose a moderate heat. Heat is a common comfort method for the back; it does not replace medical advice. If pain is severe, persistent or comes with other symptoms, consult a healthcare professional.

How long does it take to heat up?

You'll feel the warmth within a few seconds.

How long can I wear it?

As long as you need.

Can I wear it under my clothes?

Yes, it's slim and cordless: it slips under loose clothing.

How is it different from a hot water bottle?

Thermalia keeps a steady, adjustable heat, adds massage and goes everywhere with you, with no hot water to refill.

Which size should I choose?

The strap is adjustable.

What's in the box?

Belt, strap, USB-C cable.

How long does the battery last?

Maximum heat: 1 to 3 h. Medium heat: 3 to 6 h. Low-temperature hold: up to 8 h of battery life.

How does the refund work?

See our refund policy or contact us: we'll arrange the return with you.