Is the power bank included?

Yes. A 5,000 mAh power bank is included in the price. With the heating off, it also charges your phone.

Which size should I take?

Choose by your body weight. The undershirt runs two to three sizes small – the size guide works it out for you.

Where exactly does it warm?

At the belly, along the spine and at the lower back. Shoulders and sides are not heated.

Is it for women and men?

Yes, the cut is unisex. Beige and pink show least under light clothing.

Yes. Remove the power bank and cable, wash gently and let it dry completely before reconnecting.

Alpenwarm heated sleeveless undershirt in black

Sleeveless with a V-neck. Built-in heating wires warm where the cold bothers most – your arms stay free.

Heating band across the belly
Long zone along the spine
Heating band over the kidneys

Shoulders and sides are not heated.

Fit

Unisex, M to 5XL
Runs two to three sizes small – choose by body weight
Soft, stretchy fabric, brushed inside

Power

Cable with round switch in the pocket at the hem
3 levels
5,000 mAh power bank in the box

In the box and care

What's included: undershirt, 5,000 mAh power bank
Remove the power bank and cable before washing
Wash gently, let it dry completely

For anyone whose belly and back get cold first in winter – indoors and out.

Workshop, greenhouse, warehouse
Balcony, garden, market
Under your shirt at the office

Beige and pink show least under light clothing.

Heated Sleeveless Undershirt Unisex

Warms belly, spine and lower back – invisible under a shirt or sweater. The power bank comes in the box.

Warmth at belly and back
3 levels via an inline switch
5,000 mAh power bank included
Four colors, M to 5XL

What's included: Undershirt · 5,000 mAh power bank

$224.90~~$324.90~~Save $100.00 (31%)

Tax includedFree shipping

Color Black

Size

Which size fits me? Size guide

Tracked shipping Support within 24 hours

100% Money Back Guarantee Order risk-free: If you don't love it, you get your money back in full.

Warning: low stock

This product is in high demand this winter and our stock is running low. Once it sells out, it takes a long time before we can produce it again – so it's best to secure yours now.

Find your size

Which size fits you?

The undershirt runs two to three sizes small. So choose by your body weight, not your usual size – enter it below.

ChestMeasure straight across below the armholes and double the value.
LengthFrom the highest point of the shoulder down to the hem.
Shoulder widthAcross the top, from shoulder edge to shoulder edge.

Size	Weight (kg)	Length (cm)	Chest (cm)	Shoulder (cm)
M
L
XL
XXL
3XL
4XL
5XL

Enter your height and weight

Height cm

Weight kg

The calculator combines height and weight. Right on the edge? Take the larger one.

Measurements of the undershirt, laid flat and unstretched – ½ to ¾ in (1 to 2 cm) deviation is possible.

At a glance

Warm back, free arms

3

Heating zones
Belly, spine, lower back
3

Levels
Inline switch
4

Colors
Black, gray, beige, pink
5,000mAh

Power bank
In the box

Undershirt heating at belly, spine and lower back

Heating zones

Warmth right where your back cools down

Front on the left, back on the right. A heating band across the belly, a long zone along the spine and a band over the kidneys – shoulders and sides stay free.

BellyA heating band across the belly.
SpineA long zone up the back.
Lower backA heating band over the kidneys.

Every day

Warm without bulk

Man in a cold greenhouse, the heated undershirt under his open shirt

A cold morning in the greenhouse

The shirt stays open, the back stays warm – and you don’t sweat under three layers while you work.

Inline switch

3 levels, in the pocket at the hem.

By weight

Runs small, M to 5XL.

Four colors

Beige and pink for light shirts.

Washable

Without power bank and cable.

In the box: heated undershirt and 5,000 mAh power bank

What's included

Undershirt and power bank in the box

Charge the power bank, slip it into the pocket at the hem, choose a level – there's nothing else to buy.

1× Heated undershirtBlack, gray, beige or pink
1× 5,000 mAh power bankFits the pocket at the hemIncluded in the price

Charges your phone too. With the heating off, the power bank charges your phone.

Frequently asked questions

Yes. A 5,000 mAh power bank is included in the price. With the heating off, it also charges your phone.
Choose by your body weight. The undershirt runs two to three sizes small – the size guide works it out for you.
At the belly, along the spine and at the lower back. Shoulders and sides are not heated.
Yes, the cut is unisex. Beige and pink show least under light clothing.
Yes. Remove the power bank and cable, wash gently and let it dry completely before reconnecting.