21

Warm in nine seconds, under any jacket

21 heating zones across chest, back, and collar. Runs up to eight hours from a standard power bank.

• Heat where you actually feel cold — core, kidneys, back of the neck
• Layers invisibly — thin enough to wear under a normal coat
• Three heat levels — from all-day low to nine-second blast

Shipping and returns

Free shipping. Most orders arrive in 10–20 business days, tracked from dispatch. Thirty-day returns.

Questions

Does the battery come with it?
No — it runs off any USB power bank you own.

Can I wash it?
Yes, unplug the battery and machine wash cold.

How long does a charge last?
4–8 hours depending on heat level.

What size should I order?
Runs slightly small — size up if between sizes.

How long does delivery take?
10–20 business days, tracked.