Thermosleeve
360° Hot/Cold Compression Sleeve
$72 if you buy 2 or more
$65 if you buy 4 or more
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View Size Guide

Pick your size
Measure the circumference 1 inch above your knee, then compare below for recommended
sleeve size.
- 20.5 - 25.5 cm = SMALL
- 25.5 - 33 cm = MEDIUM
- 33 - 40.5 cm = LARGE
Measure the circumference 1 inch above your elbow.
- 20.5 - 25.5 cm = SMALL
- 25.5 - 33 cm = MEDIUM
- 33 - 40.5 cm = LARGE
Measure the circumference of the largest portion of your calf.
- 20.5 - 25.5 cm = SMALL
- 25.5 - 33 cm = MEDIUM
- 33 - 40.5 cm = LARGE
Measure the circumference of the largest portion of your foot.
- 20.5 - 25.5 cm = SMALL
- 25.5 - 33 cm = MEDIUM
- 33 - 40.5 cm = LARGE
Measure the circumference of the largest portion of your thigh.
- 20.5 - 25.5 cm = SMALL
- 25.5 - 33 cm = MEDIUM
- 33 - 40.5 cm = LARGE
Length of Each Size
SMALL & MEDIUM
25 cm long
LARGE
27.5 cm long
Free shipping in Australia
Free returns and exchanges
30-day risk-free guarantee

Relieve knee and joint pain
naturally and instantly
Just 10 minutes a day
Cold therapy
Reduces swelling. Effective for acute pain relief. Ideal for ACL pains, runners knees, meniscus pains and post-surgery pains.
Hot therapy
Increases bloodflow. Effective for chronic soreness relief. Ideal for arthritis, stiff joints, muscle sorness and DOMs
Durable, easy-care fabrication
ThermoGel™ layer

The plush hydrogel provides comfortable 360° coverage around limbs or joints and is specially formulated to stay hot and cold for the doctor-recommended treatment time of 10 minutes.
Eco-friendly, high-performance fabric blend

The Thermosleeve is breathable, moisture-wicking, quick-drying and odor-resistant.
Durable blend of recycled fibers resists deterioration from exposure to sweat, oils, creams and lotions.
Non-toxic
Safe and non-toxic hydrogel formulation
Antimicrobial
Made from antimicrobial materials for easy care
Hypoallergenic
Made from high-quality hypoallergenic materials
Four-way stretch
Comfortable four-way stretch fabric with a supple, ultra-smooth finish
Why Thermosleeve?
Immediate relief
No wait: starts and stays at just the right temperature, no insulating wraps or towels needed
No prep: slides easily on to just the right spot, no need to secure with bandages or tape
Mess-free and easy-care
No slips and drips from melting ice or condensation
No clean-ups: just air for a few minutes and pop back into the storage pouch until you need it again
Multi-functional
Use on arms, elbows, wrists, ankles, knees, calves and thighs
Combines hot, cold, and compression therapy to meet a wide range of recovery needs
Caring for your Thermosleeve is easy!
1
Air dry a few minutes after each use
Avoid machine washing, putting it in the dryer or washing with soap and water.
2
Store in the provided pouch
This prevents your Thermosleeve from drying out in the freezer or in drier climates, and extends the life of your Thermosleeve.
Where to use your Thermosleeve
Tennis elbow, golfer’s elbow, UCL tear, flexor tendinitis
Carpal tunnel, wrist tendinitis and tenosynovitis
Delayed-onset muscle soreness (DOMS), cramps and spasms, strains and contusions, swelling caused by circulation issues such as lymphedema or venous insufficiency
ACL or PCL tear, torn meniscus, patellar tendinitis, ITBS, golfer’s knee
ATFL tear, ankle sprain, Achilles tendinitis, plantar fasciitis
Use cool to reduce swelling after injury or intense exercise
Use warm to ease soreness and tension, and to treat cramps and spasms
Support and stabilize joints after injury or surgery
Use cool to relieve bursitis
Alternate hot and cold therapy for arthritic conditions such as osteoarthritis, rheumatoid arthritis and gout
Use cool to relieve strains and sprains
Use warm for acute tendinopathy (tendinitis) and cool for chronic tendinopathy (tendinosis)
Elbows
Tennis elbow, golfer’s elbow, UCL tear, flexor tendinitis
Wrists
Carpal tunnel, wrist tendinitis and tenosynovitis
Arms, calves and thighs
Delayed-onset muscle soreness (DOMS), cramps and spasms, strains and contusions, swelling caused by circulation issues such as lymphedema or venous insufficiency
Knees
ACL or PCL tear, torn meniscus, patellar tendinitis, ITBS, golfer’s knee
Ankles
ATFL tear, ankle sprain, Achilles tendinitis, plantar fasciitis
Muscles
- Use cool to reduce swelling after injury or intense exercise
- Use warm to ease soreness and tension, and to treat cramps and spasms
Joints
- Support and stabilize joints after injury or surgery
- Use cool to relieve bursitis
- Alternate hot and cold therapy for arthritic conditions such as osteoarthritis, rheumatoid arthritis and gout
Tendons and ligaments
- Use cool to relieve strains and sprains
- Use warm for acute tendinopathy (tendinitis) and cool for chronic tendinopathy (tendinosis)
Three powerful treatments in one
Tip:
Combine compression and hot/cold therapy for faster, more powerful relief
Alternate hot and cold therapy at different stages of recovery– start with cold to reduce swelling, then heat to soothe and relax
How to use Thermosleeve
1
Cool or heat
Cool: Store your Thermosleeve in the freezer (it cools fully in 2-3 hours).
Heat: Heat your Thermosleeve in the microwave for 20-40 seconds, depending on your preferred level of warmth. If necessary, heat for additional 10 second intervals until desired heat.
2
Wear or hold
Wear the Thermosleeve around the sore muscle or joint, or hold it directly on the sore body part.
3
Rest
Rest for 10 minutes while the Thermosleeve does its magic.
Our hassle-free purchase experience includes:
Free standard shipping to your doorstep
Free and easy returns within 30 days, no questions asked
Free exchanges so you can find the perfect fit
Fast, responsive, 24/7 customer support
Our promise to you:
We guarantee every purchase with our 30-day “Love it or Return it” policy. Buy it, try it, and if for whatever reason you don’t like it, return it to us for a full refund.
Reviews from our
customers

Get the Thermosleeve now for pain-free knees
Buy nowFrequently asked
questions
Yes. The Thermosleeve can be used as a compression sleeve and as a weighted heat or ice pack. You can wear it on your joints and muscles for 360° relief, or place it on a sore or aching body part such as the chest or back.
We do not recommend wearing the Thermosleeve overnight or for several hours at a time, as this may cause the ThermoGel™ to dry out. Store the Thermosleeve in the pouch provided when not in use.
Each Thermosleeve is designed to retain its temperature for up to 10 minutes. This helps to maximize the product’s lifespan and prevents injury or burns to the skin.
Yes. Thermosleeves contain ThermoGel™, a non-toxic, freezer-safe hydrogel that can be left in the freezer for long periods of time. Each sleeve takes about 2-3 hours to fully cool.
Place your Thermosleeve into the microwave and heat for 10 seconds at a time until it reaches the desired temperature. We recommend a total of about 10-20 seconds for a 1000 Watt microwave. To avoid damaging the ThermoGel™, do not heat for more than a total of 50 seconds at a time.
Be careful when handling heated Thermosleeves.
The Thermosleeve is made of antimicrobial and odor-resistant materials for easy maintenance. Simply air your Thermosleeve in a dry and shady location after each use, and store it in the provided storage pouch between uses to prevent the ThermoGel™ from drying out in the freezer or in drier climates.
If desired, you can also clean your Thermosleeve by wiping it down with a damp cloth.
Yes. The Thermosleeve is CE certified and each batch undergoes stringent quality checks to ensure it is non-toxic, leak-proof, and safe to use.
The Thermosleeve comes in 3 sizes: small, medium and large.
Thermosleeve can be worn on the arms, elbows, wrists, ankles, knees, calves and thighs. To determine the right size for you, measure the circumference of the relevant body part (full measurement instructions here).
For circumferences of 8-10 in or 20-25 cm, choose small.
For
circumferences of 10-13 in or 25-33 cm, choose medium.
For
circumferences of 13-16 in or 33-40 cm, choose large.
We recommend purchasing multiple Thermosleeves for different body parts so you can use them together at the same time.
Yes. Simply email us at support@hydragun.com to arrange an exchange. You may also refer to this size guide to determine the correct size.
Exchanges are free within Singapore, Australia and the USA.
Yes. Simply email us at support@hydragun.com to arrange an exchange. You may also refer to this size guide to determine the correct size.
Exchanges are free within Singapore, Australia and the USA.
The Thermosleeve is shipped from our warehouses in Singapore, Melbourne and the USA.
For Singapore: 1-2 business days
For Hong Kong: 2-5 business days
For Australia: 4-7 business days
For the United States: 3-6 business days
For Canada: 3-6 business days
For Europe: 3-6 business days
For the United Kingdom: 4-5 business days
Everywhere else: 7-9 business days
*Wait times may be longer than usual as our delivery partners are facing pandemic-related disruptions and delays. Please refer to the checkout page for the latest shipping estimates.
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