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Heatrub Merino Wool Baselayer [Unisex] ⚤

Regular price$120.00
  • Low stock - 3 items left

Purchase your authentic base layer at Zerofit USA and enjoy free shipping if you are within the USA. For orders outside the US, contact us here today.


We can deliver to most countries around the world, please email us at to receive a quote. Please note any customs charges will need to be paid at the point of delivery and this is not the responsibility of Zerofit USA.

Returns and Refunds

At ZEROFIT, we want you to be able to shop with confidence. Should you be dissatisfied with a purchase from our website, you may return unused products in their original packaging and with any labels within 30 days of receipt for a full refund.


What Happens Next?

So that you receive the replacement goods as soon as possible, we advise that you place another order online as soon as you are aware that you will have to return the original purchase. This will minimize delay rather than having to wait for the goods to reach us and then be processed. Should you choose to use this method you should request a full refund of your original order when you send it back. In the case that you do not wish to place another order and would like a full refund, let us know and we will do this as soon as we receive your order back.

We begin to process returns as soon as they are received by our returns department.

Returns Address

Zerofit USA

1698 Aryana Drive,

Encinitas CA 92024

You should retain any proof of posting, receipt and tracking number for the item returned as we are unable to accept responsibility until a member of our staff has signed for receipt of the item.

Returning Goods to Zerofit Outlet Store

If you would prefer, you may also take the items you wish to return to our store where one of our members of staff will be happy to help. Please ensure that you bring your confirmation email, that you received after you placed your order, as your proof of purchase.

Please note that orders paid for with PayPal can be returned in store for a Gift Card to the value of the item(s) or exchanged for other item(s) available in store. If you would like to return the items that were paid for with PayPal for a full refund, you will need to return them using another method. Unfortunately, we cannot refund to your PayPal account if you return items to a store.

Returning Goods Via Courier

We offer a choice of ways to return items under our Free Returns promise, once you have decided which option you would like to use please contact us at with your preferred method and items being returned, the options for return are listed below:

Please contact to state which items are being returned and receive your free returns docket. After this a collection will be set up on a day that suits you to return the items to us. * Please note we cannot arrange the time it will be collected (e.g. 11.00-12.00) only the day that it will be collected.

Your goods will have arrived in an outer box please use this to return the parcel and not the inner box. We can only issue a full refund if the product (and packaging) is 100% suitable for resale!

Returning goods that came with a free gift

Any free goods that came with the item you wish to return for a refund should be returned if unused and in its original packaging. If you have used the free gift, then it should be kept, and the value will be taken off the balance that will be given back to you. Free gifts cannot be returned on their own for their original value or exchanged for a gift voucher.

Machine wash 40°C (optimum temperature 30°C)

Do not iron

Do not tumble dry

Do not bleach

Drip dry in the shade

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Heatrub Merino Wool baselayer– The Base Layer For Delicate Skin
Interest in active and outdoor sports such as American golf and skiing is not just for masculine individuals. It may also be true for the gentler ones, especially those with delicate skin. So, if you belong to this group and want gear that best suits you, then the Zerofit Heatrub Merino Wool Baselayer should be an excellent purchase for you.

Why should I buy Heatrub Merino Wool Baselayers?

Here are the primary features of this base layer that you can enjoy if you decide to purchase yours:
    • Excellent Humidity Control
    • Incredible Warmth and Warmth Retention
    • Treated Merino Wool

Incredible Warmth and Warmth Retention

Enjoy fishing or skateboarding even at around 2 degrees Celsius! So long as you are wearing the Heatrub Merino Wool Baselayer, you are comfortable and protected from the cold. Thanks to the merino wool hybrid fabric that can generate heat. It ensures that you feel warm as soon as you put it on and stay warm while exercising or participating in your favorite sport. Can you believe that it is 3X warmer than the standard base layer?

Excellent Humidity Control

The heatrub merino wool baselayer is made of 75% wool, 17% Acrylic, and 8% Polyurethane. Specifically, merino wool is chosen because of its excellent humidity control. It is also enhanced further to be able to absorb and dry sweat fast to eliminate cold sweat. Your sweat is sucked up and effectively vaporized, allowing your skin to dry almost as soon as you sweat.

Treated Merino Wool

On top of being warm and comfy, this kind of wool used is treated to enhance its moisture drying property. To solve the issue of its fibers’ resistance to germs, the antibacterial functions are enhanced to limit odor generation. Finally, to make the merino wool easy to wash, it is blended with unique synthetic fiber. As a result, you now have the perfect wool for sensitive skin.

In the end, having the Zerofit base layer that protects you from the cold and is gentle enough to be comfortably worn by individuals with sensitive skin is an amazing addition to your sportswear collection. With Zerofit USA, you can be assured that you only get the authentic Zerofit products including the Heatrub Wool base layer. Purchase yours here today! Or check our shop here.

To fit waist  Inches
Small                             115-130 lbs 28"-30" waist      
Medium                         135-165 lbs 32"-33" waist      
Large                             170-190 lbs 34"-36" waist      
XL                                  195-220 lbs 36"-38" waist      
2XL                                225-240 lbs 40"-42" waist      
3XL                                245-270 lbs 44"-46" waist      
To fit Weight & Chest Inches Dress Size*
XS                        100-120 lbs             28-32           0-2
S                           120-135 lbs             32-36           4-6
M                          140-165 lbs             36-40           8-10
L                           170-190 lbs             40-44          12-14
XL                         195-215 lbs             44-48          16-18
2XL                       220-240 lbs             48-52          20-22
3XL                       245-270 lbs             52-56          24-26