Sauna blankets: what they are, what they do, and who they're for

A sauna blanket is the cheapest and smallest way to get infrared heat at home. Here's an honest look at what you get for $350-$700, and when a cabin is the better buy.

What a sauna blanket is

Picture a sleeping bag lined with far-infrared heating elements. You lie inside with your head out, zip it up, and the panels warm your body directly for 30-45 minutes. Most run on a normal wall outlet, reach 140-170°F at the surface, and roll up to the size of a yoga mat.

What it's good for

• Small spaces. It lives in a closet. No room, no wiring, no assembly.
• Trying infrared before committing. At $350-$700 it's a tenth of the price of a cabin. If you use it four times a week for three months, you'll know whether a cabin is worth it.
• Relaxation and a sweat. You will sweat heavily. People use them for winding down, muscle soreness and sleep.
• Travel and renters. It moves with you.

What it isn't

• It isn't a sauna room. You can't sit up, move or share it. The experience is closer to an electric blanket turned way up.
• It's far infrared only. No near-infrared or red light, which some cabins include.
• Cleaning matters. You sweat into it. Most people wear long cotton layers or use an insert and wipe it down after each use.
• Warranties are short. Expect 12 months. Cabins from good brands offer 7 years to lifetime.

What to look for

• Max temperature and warm-up time. 160°F+ and under 10 minutes is good.
• Low-EMF testing. Look for an actual number (under about 3 mG at the body) rather than just the words "low EMF."
• Material. PU leather exteriors wipe clean; look for a non-toxic interior lining.
• Controller. Separate heat zones and a timer are worth paying for.
• Return window. 30 days or more; many people decide quickly whether they like it.

Brands we track

• MiHIGH: $349, the cheapest way in, 12-month warranty.
• HigherDOSE: $699, the best-known blanket brand, with mixed reviews on durability.
• Sun Home and Therasage also sell blankets and portable units alongside their cabins.

Our take

Buy a blanket if you're space-limited, budget-limited or unsure whether you'll stick with it. If you already know you love sauna heat and have the room and the budget, skip straight to a cabin: it's a better experience and lasts far longer. See our picks by type.