Shoulder & Neck Warmer IV

The cold never bothered me anyway

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Shoulder & Neck Warmer IV

HANYAO Shoulder & Neck Warmer IV Series


HANYAO Shoulder & Neck Warmer IV​ Features

* One time use
* Odorless
* Immediate relief
* Discreet and comfortable
* 12 hour lasting effect
* Natural therapeutic heat

How to use it:

How to use HANYAO Shoulder & Neck Warmer IV​

1. Open the outer package when ready to use.
2. Peel away paper to reveal adhesive side and place on pain area.
3. Dispose of used pouch with regular garbage.


Shoulder & Neck Warmer IV​ Series Usage

Soothing relief for muscle sprains and strains, joint aches.


Shoulder & Neck Warmer IV​ Storage

Keep in dry, cool place and avoid direct sunlight.

Product Specification:

Temp Range39℃~43℃, 44℃~47℃, 48℃-52℃, 53℃-58℃
Duration8 hours

Regular Packaging:

Inner bag1piece/bag160x120mm
Color box2bags/box165x125x15mm
Shipping carton100boxes/carton650x350x165mm
CustomizationOEM available


Answer: According to the classification regulations of the Medical Device Directive MDD/MDR, medical products are divided into Class I, Class IIa, Class IIb, and Class III. And yes, our our heat patches are a Class IIa medical device and can touch the skin directly. Also our company has gotten the national certificate of Class IIa Medical Products and the medical production license, as well CE Certificate for Medical Device.

Answer: This product can be used on the neck and shoulders, where it provides temporary relief of minor muscular aches and pains associated with overexertion, stiffness, strains, and sprains.

Answer: No, it is disposable, pls don’t open it until ready to use. And its heating time is 8 hours.

Answer: The raw material of our air-activated warmer contains Iron Powder, Salt, Super Absorbent Polymer, Water and Vermiculite, they are natural and friendly to the environment.

Answer: It’s a exothermic chemical reaction, once the tri-iron tetraoxide contact with oxygen, it will release heat from the oxidation reaction, Activated Carbon, Sodium Chloride, Water and Super Absorbent Polymer are catalyst to accelerate exothermic chemical reaction of Tri-iron tetraoxide and oxygen. Vermiculite will expands because of heat, then forming a layer for heat preservation to extend the heating time.

Answer: The shelf life of our Shoulder & Neck Warmer IV is 3 years.

Answer: Because we need to make new printing plate for your first order, there will be about 30~35 days to finish the production, but if you need it urgently, pls kindly let us know in time, we can put your order in our earlier production schedule and ship them to you earlier.

Answer: Yes, we support OEM, our factory is the biggest OEM manufacturer of air-activated warmers in whole China. Generally we will send the die-line of the bag and box to you, you can design your own brand packaging based on the die-line, once it is finished, you can send the artworks to us by the format PDF or AI, and then we will send the final digital printing plates to you for confirming, if they are ok, we will arrange to make the actual printing plate and produce for you immediately.


* For single use only. Do not use while sleeping.

* Do not use if the heat pad material is damaged or torn.

* Do not use in combination with medicated lotions, creams or ointments.

* Do not use on areas of bruising or swelling that have occurred within last 48hours.

* Do not use if you are not capable of applying and removing the wrap by yourself.

* Do not use if you are bedridden or prone to skin ulcers. Pls be more careful to use for older people or the people whose skin acceptance for heat is lower.

* Do not use on areas of the body where you can’t feel heat.

* To lower the risk of low-temperature burn, pls do not place extra stress pressure, e.g. by lying when use the product or wearing tight clothing over the product.

* Please check skin frequently for signs of burns or blisters, please stop use, if any damage to skin or unusual skin irritation is detected.

* Immediately stop use and ask a doctor if you experience any discomfort, burning, swelling, rash or other changes in your skin.


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