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ARIA Therapy heated knee massager

Treat your knees better.

A cordless wrap that gives your knees soothing heat, gentle vibration massage and red light at the same time. Strap it on, sit back and let it do the work.

  • 99-day guarantee
  • Free shipping
  • FREE knee guards
Woman reading in an armchair wearing ARIA Therapy on her knee
  • 99-day guarantee
  • Free UK delivery
  • Ships from the UK
  • CE certified
  • 3 heat levels
  • Cordless, charges by USB-C
  • Secure checkout

What's built in

Three heat levels

45, 50 and 55 °C. Start low and turn it up if you want more warmth.

Vibration massage

Gentle vibration, with auto, low and high modes.

Red light

A red light ring built into the inner pad, working alongside the heat.

Cordless

Charges by USB-C, like your phone. No wire while you use it.

Versus a hot water bottle

What is being compared Hot water bottle ARIA Therapy
Heat Hot, then cools 3 levels you choose
Stays warm Goes cold Steady heat
Massage None Vibration, 3 modes
Hands-free Slips off when you move Straps in place
Red light None Built in
Getting it ready Boil the kettle every time Charges by USB-C
Coverage One spot Wraps round the front of the knee
ARIA Therapy heated knee massager

Free with every massager

A FREE pair of knee guards in the box

Every ARIA Therapy comes with a free pair of knee guards, packed in the same parcel. The 2-pack comes with two pairs.

  • FCC & CE certified
  • 99-day guarantee
  • Free shipping
Shop ARIA Therapy — from £54.99

Try it properly

99-day guarantee

Use it for 99 days. Not for you? Send it back for a full refund. UK returns are free.

Free UK delivery

Free tracked delivery to UK addresses in 2–6 working days.

Ships from the UK

Sent from a UK warehouse, so there are no customs charges or import fees.

Real support

Email support@powappliances.com and a person replies.

Questions

Will it help my knees?

ARIA Therapy is a heat and massage wrap for comfort and relaxation. Lots of people like warmth and massage on tired knees, but it isn't a medical device and it doesn't treat any condition. If you have an injury, arthritis or ongoing knee pain, speak to your GP or physio.

How hot does it get?

There are three heat levels: 45, 50 and 55 °C. Start on the lowest and only turn it up if it feels comfortable.

Will it fit my knee?

The straps adjust to fit most adult knees. It sits over the front of your knee and fastens behind it.

Is it cordless?

Yes. It runs on a built-in rechargeable battery and charges with the USB-C cable in the box, from any USB plug or laptop port.

Can I use it on both knees?

It's one massager per knee. If both knees need it, or you're buying for someone else too, the 2-pack costs less than two singles. The saving is shown on the pack card.

Is it safe?

ARIA Therapy is CE certified. Start on the lowest heat, check your skin, and don't sleep with it on.

Please don't use it if you're pregnant, have a pacemaker or another implanted electronic device, have broken, swollen or numb skin on your knee, or have reduced feeling in your legs. Not for children.

What does CE certified mean?

The CE mark shows the product meets the European safety requirements for electrical products like this one. It's accepted in the UK.

How long does delivery take?

UK delivery is free, tracked and arrives in 2–6 working days, sent from a UK warehouse. You'll get a tracking link by email as soon as your order ships.

What if I don't like it?

You have 99 days from delivery. Email support@powappliances.com and we'll send you a prepaid returns label, then refund you in full once it's back. This is on top of your statutory 14-day right to cancel. Read the full guarantee.

Is it a good gift?

It makes a thoughtful gift for a parent or grandparent who feels the cold in their knees. With the 2-pack you can keep one and give one.