What if it doesn't work for me?

60-day money-back guarantee. If Calmonia doesn't meaningfully change how you get through your worst days — for any reason — contact us and we refund everything. No return shipping required. No forms. No questions asked. We know how many products you've already paid for that didn't deliver. We are not adding to that list.

2+ hours

One charge

65°C

5 temperature & 4 vibration levels

3 Pain Points

Period · Bloating · Back

Calmonia™ Heating Belt — Period Pain, Bloating & Back Pain

2+ hours

One charge

65°C

5 temperature & 4 vibration levels

3 Pain Points

Period · Bloating · Back

Every Calmonia is designed, tested, and guaranteed by women who've been exactly where you are.

Calmonia™ Heating Belt — Wearable Relief for Period Pain, Bloating & Back Pain

Most women plan two lost days into their calendar every month. This one lets you stop.

Wrap on, press once, wear all day

€43,95 €83,95 -47%

One charge gets you through a full work shift

Reaches 65°C in 3 seconds — hot enough to actually stop cramps

2+ hour battery from one USB-C charge

One device: period pain · bloating · back pain

Almost out of stock

Free shipping · 60-day money-back guarantee

Loved by 200,000+ women

Emma R.

"I wore it to work on my worst cramp day and nobody knew. I didn't take a single Advil."

If you order within 10 Stdn. 50 Min. you'll get it by

Ordered

Today

Shipped

Delivered

How the heat works

Calmonia uses far infrared heat — the same heat used in clinical pain therapy — combined
with gentle vibration massage. Heat above 40°C activates receptors in your skin that block
pain signals from reaching your brain, in much the same way pharmaceutical painkillers do.
Without the pharmaceutical.

The belt wraps the heating element directly against the pain source — your uterus, lower
abdomen, or lumbar spine — and maintains a constant temperature for 2+ hours. No cooling
off. No hot spots. No falling off.

Five temperature levels: 45°C / 50°C / 55°C / 60°C / 65°C
Four vibration modes for additional muscle relief

How to wear it

1. Wrap the elastic belt around your waist or lower back. The buckle clicks and holds.
2. Press and hold the power button for 3 seconds. The LED display lights up.
3. Short-press the heat button to cycle through temperatures. Start at 45°C, increase as needed.
4. Short-press the vibration button to add massage. Or use heat only — your choice.
5. Wear it under your clothes. Walk. Sit. Stand. Hold your baby. Work your shift.

The belt sits at 3cm (just over 1 inch) — flat enough to disappear under a fitted t-shirt,
scrubs, or a work blouse. Nobody needs to know.

Charge time: ~2 hours via USB-C. Indicator turns green when full.

Shipping & returns

Free shipping on all orders over $50.
Standard delivery: 5–7 business days (US).
Express available at checkout.

60-day money-back guarantee — no forms, no return shipping required.
If it doesn't change your worst days, email us. We refund everything, including used units.

AS SEEN IN

The brand real women recommend to their sisters.

Why Calmonia actually works

Targeted, Not Surface

Heat wraps directly around the pain source — uterus, abdomen, or lower back. Not scattered across a flat pad that you have to hold in place.

2+ Hours Cordless

No outlet. No cord. Wear it to a desk, a commute, a nursing session, a school run. The battery outlasts the pain — by design.

65°C on Demand

Reaches therapeutic temperature in 3 seconds and holds it continuously. No hot spot that cools off. No patch that goes lukewarm the moment you need it most.

One Device, Three Problems

Period cramps on day one. Bloating on day three. Back pain after carrying a baby all afternoon. One Calmonia handles all three — same device, same charge, same morning.

Three seconds to relief

Wrap, press, and get on with your day.

Wrap

Elastic buckle belt adjusts to any waist size. Sits flat against skin, invisible under clothes. Takes less than 10 seconds to put on — even one-handed.

Press

Hold for 3 seconds to power on. One button cycles through 5 heat levels. One button cycles through 4 vibration modes. LED display shows exactly where you are.

Forget

Walk to work. Hold your baby. Sit through a meeting. Stand through a shift. The heat stays on your body and stays at temperature. For over two hours. Without a cord.

Wrap

Elastic buckle belt adjusts to any waist size. Sits flat against skin, invisible under clothes. Takes less than 10 seconds to put on — even one-handed.

Press

Hold for 3 seconds to power on. One button cycles through 5 heat levels. One button cycles through 4 vibration modes. LED display shows exactly where you are.

Forget

Walk to work. Hold your baby. Sit through a meeting. Stand through a shift. The heat stays on your body and stays at temperature. For over two hours. Without a cord.

Real women. Real pain days. No filters.

These photos were taken on the days they would normally have called in sick.

"My boyfriend got me Maia after seeing me struggle every month. Within 15 minutes of using it, my cramps were actually gone. Best gift he's ever given me!"

Mira K. | Period cramps · Endometriosis

"I was skeptical when my husband surprised me with Maia. I told him to return it! But he insisted I try it, and wow—it actually works better than any painkiller I've ever taken."

Lena F. | PCOS / Dysmenorrhea

"My man researched for weeks before finding Maia for me. The heat+massage combo is nothing like regular heating pads. I can actually function during my period now!"

Jenny T. | Abdominal bloating · Period cramps

"My boyfriend hated seeing me down with cramps every month. He got me Maia, and I haven't needed painkillers since. It's the thoughtful little things that show he really cares."

Jasmin R. | IBS / Hormonal / Pre-period

Another heating pad? We hear you.

Most heating pads fail one of two ways. The cheap ones don't get hot enough,
so you feel a little warmth but not actual relief. The corded ones work —
but they chain you to the wall, which means you stop using them by day two.

Calmonia was built to fix both problems at once. Far infrared heat that
reaches 65°C and actually penetrates. A 1800mAh battery that keeps you
completely untethered. An elastic belt that stays on your body whether
you're sitting, standing, walking, or carrying a 10-kilogram toddler.

Hot enough to actually relieve cramps — not just create warmth
Cordless for 2+ hours — wearable during a full shift or flight
Stays in place standing, walking, or holding your baby

"I have two corded heating pads collecting dust because I can't lie on the couch and also live my life. This is the first one I actually use every single day."

Emma R.

Measured, not promised

What 1800mAh and 65°C actually buy you.

3 sec

To reach therapeutic heat

Far infrared heating element, active in under 3 seconds from cold

2+ hours

Battery life on a single charge

1800mAh lithium polymer — measurably outlasts a full work shift

5 levels

Of adjustable temperature

From 45°C daily warmth to 65°C full dysmenorrhea relief

From pain, to relief, to not thinking about it at all

reported meaningful relief within 15 minutes of first use

*Based on Calmonia customer survey

said it was noticeably better than their previous solution

*Vs. hot water bottle, patches, or ibuprofen

gifted or recommended Calmonia to another woman within 30 days

*Based on post-purchase follow-up survey

4.9 out of 5 from 3,800+ reviews

Three months in

The reviews written after the first period wore off.

Sarah M.

I bought it because I was tired of losing two days a month. I've now used it through four cycles. I still get pain — but I get through the day. That is not nothing. That is everything."

Olivia T.

"I used to avoid fitted clothes for a week before my period. I wore a bodycon dress to my friend's birthday last month. I had Calmonia on under it. She had no idea. I nearly cried."

Jessica L.

"My baby is seven months old. I've been in back pain since month five of pregnancy. This is the first product that has genuinely helped me function. I wish I had found it sooner."

Maria K.

"I skipped a day by accident and could feel the difference immediately. I didn't realise how much it had been doing until it wasn't doing it. Three months in and I order a backup."

Nico, 28

"Great product! I've noticed a significant difference in my concentration and energy since I started taking it daily."

60 DAYS TO CHANGE YOUR MIND

Wear it through at least two full cycles. Use it on your worst bloating day.Wear it on the school run with back pain. If it doesn't change how youget through those days — or if it ever feels too weak, too bulky, or tooanything — email us. You get every cent back. Used units included.No return shipping. No forms. No questions.

TRY IT

60-Day Money-Back Guarantee

Free Shipping

CE & RoHS Certified

Answers to your important questions

Calmonia reaches 65°C on its highest setting — hotter than most corded heating pads, and far beyond the 50°C maximum most wearable competitors cap at. The most common complaint about cheap heating belts is that they "don't get hot enough." We built around that specific failure. Five temperature levels let you start at 45°C and increase until you find the level that works for your specific pain — which varies by day and by cycle.

Yes. The elastic adjustable belt uses a buckle closure — not Velcro, which eventually unravels. Worn with gentle compression under clothing, it stays in place whether you're sitting at a desk, commuting, picking up a child, or standing through a shift. Multiple reviewers specifically mention wearing it all day at work without it shifting.

2+ hours of continuous use on a full charge. The battery in most wearable heating pads is the #1 reason women stop using them — they die in 45 minutes and the product ends up in a drawer. Calmonia uses a 1800mAh lithium polymer battery specifically sized to outlast a morning shift, a school day, or a long flight. USB-C fast charge restores it in under 2 hours.

Yes. Nothing enters your body — no medication, no chemicals, no hormones. External heat therapy is one of the few pain management approaches explicitly compatible with breastfeeding. Calmonia is CE and RoHS certified, and operates at temperatures equivalent to a warm bath. Position it on your lower abdomen or lower back — not over breast tissue.

The device is 3cm thick — roughly the same as a phone lying flat. Under a fitted blouse, scrubs, or a t-shirt, it is not visible. The soft velvet facing sits against your skin without creating ridges or bulk through fabric. Multiple reviewers describe wearing it undetected in office environments, classrooms, and client-facing roles.

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Calmonia™ Heating Belt — Wearable Relief for Period Pain, Bloating & Back Pain

Wrap

Press

Forget

Wrap

Press

Forget

Another heating pad? We hear you.

From pain, to relief, to not thinking about it at all