Skip to product information

Flexon Labs MK1 Multi-Joint Recovery System with Infrared Heat & Massage Therapy

Flexon Labs MK1 Multi-Joint Recovery System with Infrared Heat & Massage Therapy

Regular price £64.99
Regular price £64.99 Sale price £140.00
SAVE 53% Sold out
Flexon Labs Rating Widget
Customer 1 Customer 2 Customer 3
4.8/5 from 2,850+ reviews ✓ LAB TESTED

BUNDLE & SAVE

Flexon Labs MK1 Multi-Joint Recovery System with Infrared Heat & Massage Therapy

Regular price £64.99
Regular price £64.99 Sale price £140.00
SAVE 53% Sold out
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Get it between - and -.

50% Sales Live Now

Enjoy our deals for a limited time only!

Specifitications

Product Type: Multi-Joint Infrared & Vibration Knee Recovery System

Therapy Modes:

  • Infrared thermal heat
  • 3-mode vibration massage
  • Optional compression bands (depending on model)

Heat Levels: 3 calibrated intensities

Vibration: Low / High / Smart Auto switching

Control Interface: LED Touch Panel

Battery: Built-in rechargeable lithium battery

Battery Capacity: 3000mAh

Voltage: 3.7V

Charging Input: 5V = 2A

Charging Time: 3–4 hours

Continuous Run Time: 1–2 hours

Weight: 829.5g

Package Size: 245 × 160 × 145mm

Fit Range: Adjustable straps (standard adult sizing)

Material:

  • Ergonomic ABS shell
  • Breathable elastic wrap
  • Internal soft comfort padding

What's Included

Included in Box:

  • Smart Knee Massager
  • USB Charging Cable
  • User Manual
  • Quick Start Guide

Shipping Details

All orders are processed and shipped within 3-14 days

View full details

30-Day Risk Free

If you're not completely satisfied with your purchase, you have 30 days to return it for a full refund. Simply contact our customer support service team to initiate the returns process. We aim to make your return experience as smooth & hassle-free as possible.

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

RECOMMENDED BY PHYSIO'S

Flexon vs other comapnies

  Others

Scientifically Engineered + Lab Tested

Medical-Grade Build

Precision Recovery, Zero Complexity

Real Recovery, Not Just a Quick Massage

How the Flexon Labs Knee Massager Works

The product applies three recovery modalities at the same time:

Infrared Heat
Targets deeper tissue to increase blood flow, reduce stiffness, and support joint healing.

Calibrated Vibration
Relaxes surrounding muscles, eases soreness, and improves mobility through neuromuscular stimulation.

Ergonomic Support
A knee-shaped design distributes pressure evenly for stable comfort and efficient heat transfer.

Instead of temporary relaxation, Flexon Labs systems encourage real recovery—improved circulation, reduced tension, and better joint function.

What Cusomers Say

92%


Reported reduced stiffness within the first week

90%

Experienced noticeable pain relief after regular sessions

90%

Saw improved knee or elbow mobility

Flexon Labs MK1 Multi-Joint Recovery System with Infrared Heat & Massage Therapy

Flexon Labs MK1 - Customer Reviews

Trusted By Thousands

Real results from MK1 users around the world

4.8
Based on 2,843 verified reviews
All reviews verified purchases
92%
Reduced stiffness in first week
90%
Noticeable pain relief
90%
Improved mobility
4.8★
Average rating
MK1 Verified
Janet S.
Janet S.
1 week ago ✓ Verified Purchase Gardening
Perfect for my gardening hobby
I spend hours in the garden and my knees used to punish me for it. The MK1 has changed everything. I use it right after I come inside and the heat combined with gentle vibration soothes the soreness immediately. Within a few days I noticed I could kneel and stand with much less discomfort. Absolute lifesaver!
Gardening relief MK1 usage
Was this review helpful?
MK1 Verified
Howard J.
Howard J.
3 weeks ago ✓ Verified Purchase Morning Stiffness
No more dreading my first steps
Every morning felt like torture - my knees needed at least 20 minutes before I could move properly. Now I use the MK1 for just 5-10 minutes with my coffee and I'm ready to go. The infrared heat really penetrates deep. It's become an essential part of my morning routine. Can't imagine starting my day without it now.
Was this review helpful?
Rebecca H.
Rebecca H.
2 weeks ago ✓ Verified Purchase Running
Great for post-run recovery
I'm training for a half marathon and my knees take quite a beating. The MK1 has become my go-to recovery tool. I love that it's portable - I can use it while stretching or watching TV after my runs. The vibration modes are perfect for loosening up tight muscles around the joint. Highly recommend for runners!
Running recovery
Was this review helpful?
MK1 Verified
Linda K.
Linda K.
4 weeks ago ✓ Verified Purchase TV Time Relief
So comfortable and effective
I was worried it would be bulky or uncomfortable but it fits perfectly and stays in place beautifully. I use it on the medium heat setting while watching my evening shows and it just melts the stiffness away. The quality is impressive - feels well-made and durable. Best investment I've made for my joint health this year.
Relaxing at home Comfortable fit
Was this review helpful?
Derek M.
Derek M.
5 days ago ✓ Verified Purchase Warehouse Work
Essential after long shifts
I work in a warehouse doing lots of lifting and bending. My knees used to be screaming by the end of the day. The MK1 has been a game changer - 15 minutes when I get home and the aching subsides significantly. The heat function is brilliant. Told all my mates about it. Worth every penny for us manual workers.
Was this review helpful?
Sophie L.
Sophie L.
2 months ago ✓ Verified Purchase Hiking
Keeps me hiking on weekends
I love hiking but my knees were starting to complain more and more. Since getting the MK1, I use it before and after hikes. The warmth prepares my joints for activity and afterwards it helps with recovery. I've noticed significantly less soreness the day after long walks. Simple to use and genuinely effective. Two months in and still loving it!
Hiking prep
Was this review helpful?
Paul R.
Paul R.
1 week ago ✓ Verified Purchase Cycling
Good product, battery could be longer
Really effective for relieving knee tension after cycling. The heat and vibration combo works well and I've noticed improvement in flexibility. Only giving 4 stars because the battery runs out if I do multiple long sessions without recharging. That said, it charges quickly and the actual therapy quality is excellent. Would still recommend.
Was this review helpful?
MK1 Verified
Margaret W.
Margaret W.
3 days ago ✓ Verified Purchase Arthritis
Helps manage my arthritis beautifully
I'm 71 with knee arthritis and this device has been wonderful. The gentle heat soothes the joint and the vibration helps loosen everything up. I can use it independently without any assistance which is important to me. The controls are simple enough for anyone to understand. My daughter bought me this and it was the best gift I've received in years.
Was this review helpful?
  • ★★★★★

    “Such a difference after just a few sessions”


    “My right knee has bothered me for years, especially after gardening. The MK1 warms it up beautifully and the vibration eases the tension. I noticed smoother movement after only a few days.”

    — Patricia M.

  • ★★★★★

    “Exactly what I needed for daily stiffness”


    “Every morning my knees feel like they need 20 minutes to wake up. With this, five minutes of red light, heat and vibration does the job. I no longer dread those first steps.”

    — Howard J.

  • ★★★★★

    “Comfortable, easy, and surprisingly soothing”


    “I was worried it would feel bulky, but it fits perfectly and stays in place. I use the medium heat setting while watching TV and it melts the stiffness away. Really impressed with the quality.”

    — Linda K.

1 of 3

FAQs

Who are our product for?

The Flexon™ Knee Reviver is designed for anyone dealing with joint discomfort, arthritis, swelling, old injuries, or post-training soreness. It’s also ideal for people who stand or move all day, athletes aiming to recover faster, and older adults looking for reliable knee relief.

How does Flexon™ work?

Flexon™ uses a combination of infrared heat therapy, targeted vibration massage, and adjustable air compression.

These three technologies work together to:

  • Improve circulation
  • Reduce inflammation
  • Loosen stiff muscles
  • Relieve pressure around the knee joint


The result is faster recovery and deep, soothing relief you can feel instantly.

Is Flexon™ safe to use every day?

Absolutely. Flexon™ is built for daily, at-home use.

It’s non-invasive, drug-free, and suitable for all ages. Use it once or multiple times per day depending on what your body needs.

Can I use it on other joints?


Yes — the Flexon™ can also be used on the elbow.

Its wraparound ergonomic design and focused heat/vibration make it effective for relieving stiffness, soreness, and tendon discomfort in the elbow area. Simply position the device so the heat panel and vibration module sit over the joint, and enjoy targeted relief where you need it most.

How long should each session be?

A typical session lasts 10–15 minutes.

You can repeat sessions throughout the day as needed. For best results, allow short breaks between uses to let the knee settle and recover.

Does it need to stay plugged in?

No. Flexon™ is 100% wireless and USB-rechargeable.

Charge it once and use it anywhere — at home, at the gym, at work, or while travelling. No cables, no restrictions.

  • Industry Leader

    15,000 Orders + Shipped

  • Customer Care

    24/7 Customer Support

  • Free Shipping

    Free Fast Shipping

  • Lab Tested Quality

    Medical Grade Products