Technical sheet

Men

42k Running Arm Warmers

Price without code 11.99

RRP:

You save:

Price without subscription

VAT & duties included

19 Reviews

0 Questions

No extra charges at delivery.

Size

Long

What is my size?

My virtual fitting room

Stringing

Unstrung

Tension

18 Kg
19 Kg
20 Kg
21 Kg
22 Kg
23 Kg
24 Kg
25 Kg
26 Kg
27 Kg
28 Kg
29 Kg
30 Kg
31 Kg
32 Kg
33 Kg
34 Kg
35 Kg
36 Kg

To adjust your bindings, type in the following informations:

(Customized items cannot be returned or exchanged)

It´s free!

(Customized items cannot be returned or exchanged)

Single purchase

Add to my pack

You save:

Buy now in 1 click

Back to PC configurator

Buy this product and earn

Color:

Free shipping

dto_trans discount on shipping

Free assembly

Free removal of old appliance (only with Ader)

Your interest-free financing from with Klarna Paypal

Pay in 3, 4, 6 or up to 12 installments

My virtual fitting room

Other colors available

Perfect pairings

Reportar error

Trusted by over 25 million satisfied customers worldwide

Official brand warranty

Quick & easy 30-day return

Features of 42k running Arm Warmers

Product description of 42k Running Arm Warmers

Description summary

Conquer changing weather with 42K RUNNING Arm Warmers. These lightweight, ultra-soft lycra sleeves offer targeted thermal protection, preventing cold and temperature loss without the bulk of a jacket. Their breathable, second-skin feel ensures comfort and freedom of movement, while an internal silicone band guarantees a secure fit. Adapt your performance on the fly as the temperature shifts. Features a reflective logo for low-light visibility. Available in S/M and L/XL sizes. Not compression sleeves

42K RUNNING Arm Warmers: Your Essential Gear for All-Weather Performance

Conquer unpredictable temperatures and maintain peak performance with the 42K RUNNING Arm Warmers. Designed for the dedicated runner, these technical sleeves are the ultimate solution for managing comfort during chilly starts, windy conditions, or runs where the weather can´t make up its mind. Forget the bulk of a long-sleeve jacket; these arm warmers provide targeted warmth exactly where you need it, allowing you to adapt on the fly. As your body heats up, simply slide them down to your wrists or tuck them away without breaking your stride. This versatility makes them an indispensable accessory for year-round training, from crisp autumn mornings to cool spring evenings.

Engineered with the athlete in mind, these arm warmers focus on providing exceptional comfort without distraction. The ultra-lightweight and flexible construction means they move with you, feeling like a second skin rather than a restrictive layer. The ergonomic design ensures a snug yet comfortable fit for any arm shape, eliminating chafing and allowing for a full range of motion. Enhanced with a reflective logo for better visibility in low-light conditions, they add an element of safety to your early morning or late-night runs. Elevate your running experience with an accessory that offers thermal protection, unparalleled comfort, and the freedom to perform at your best, no matter the forecast.

The Arm Warmer Fluor Yellow technical running sleeves are an accessory that many runners appreciate because they protect their arms from the cold and help prevent temperature loss.

They are made of very soft elastic lycra, which together with its lightness and adaptation to any type of arms makes you forget you´re wearing them.

In addition, they have a silicone band on the inside rubber to favor their fastening during the race.

They are made of a highly breathable fabric and are available in three colors:

white, fluorescent yellow and black.

These are not compression sleeves.
* Technical running sleeves in fluorine yellow.
* Lycra of great elasticity and lightness.
* Very soft fabric.
* Adaptation to any type of arm.
* Silicone band on the inside for better grip.
* Reflective 42K logo.

S/M and L/XL.
* They are not compression sleeves.

Technical Specifications
* Product Type: Arm warmers
* Primary User: Men
* Key Property: Stretch
* Material Type: Synthetic
* Fit: Ergonomic, adaptable to all arm types
* Grip System: Internal silicone band for a secure, no-slip fit
* Fabric Feel: Exceptionally soft and lightweight
* Breathability: High
* Primary Function: Thermal regulation and protection from cold
* Safety Feature: Reflective 42K logo for enhanced visibility

Specifications

Manual

Size chart

Technical specifications of 42k running Arm Warmers

Features of 42k running Arm Warmers

Color Yellow

Color

Yellow

Features Thermal

Features

Thermal

Stretch

Gender Men

Gender

Men

Product Type Arm warmers

Product Type

Arm warmers

Key differentiators

Technology in 42k Running Arm Warmers

Energy rating

Warnings

4.89 / 5

19 Reviews

What our customers are saying about 42k Running Arm Warmers

High-visibility, fluorescent yellow arm warmers designed for runners and cyclists. These running sleeves offer excellent comfort and stay in place during long activities like ultra-marathons, ensuring reliable performance. While lightweight, breathability could be improved. The quality is consistently good, providing great value for money with a comfortable fabric and a smart buy for their price. Some users noted sizing may run slightly long or tight in the upper elastic band

A very good product

2026/02/19

Ghislain

These arm warmers are perfect in terms of size, color (fluorescent yellow for excellent visibility), and ease of use. Excellent value for money and a more than reasonable delivery time. I recommend this product to all runners and cyclists who want to remain as visible as possible.

Nice light arm warmers

2025/08/30

Joe

Got the L-XL. I am 94kg and 178cms so these fit good although they might be a bit tight on a person with big biceps. Satisfied.

Price quality

2022/11/21

Robrto

Good cuffs in value for money. They don't fit as much as they should, but the fabric is very comfortable and they do their job well. For the price they are worth, they are worth what they offer

Commentary

2021/12/28

Nuno Silva

The article is well worth the euros

Perfect fit

2025/12/20

Roberto

They perform as well as top brands. The only downside is that they don't seem very breathable.

Sleeve with the best quality-price ratio

2025/06/26

ruben

It does its job perfectly, I ran an ultra and they didn't move at all during the entire race, perfect!!

Sleeves

2025/03/24

David González

Good light and comfortable sleeves

Excellent purchase

2025/03/16

seve

Very happy with the purchase and the quality of the product.

Correct

2023/09/11

Hugo

They look good, looking forward to trying them!

Gareth

2023/07/31

Esmir Bahtic

Very good product and very comfortable

Pretty good

2023/01/15

Vaz Rocha

Overall pretty good, i only have 1 complaint , wich is that its a bit too tight in the upper rubber band

Excellent sleeves

2022/10/06

Silvia

Very happy with the running sleeves. Excellent quality price. The ideal size s/m for women with size M.

Good product

2022/07/19

DAVID

Excellent product, very good quality. Fast in delivery. same as in the photo

Perfect

2021/11/19

Jesus

All correct, the small size is also a bit long.

Best price

2021/11/19

Joao Pedro

They work just fine. For the price is a very smart buy. Until now, no problems.

Good product

2021/11/16

Renato Neves

Lightweight and breathable. very good price

Excellent quality price

2023/11/25

Juan Antonio

As always 42K quality, design and good price. Very satisfied

Satisfied

2023/05/08

Francisco Martins

Very good product. Exactly as expected.

Good

2022/09/07

Sam

Perfect for what I needed for September in the Morning In Adirondack Mountain bicycle rides.

Write your review

Write a review about this product

Review headline

First Name

E-mail

Product rating

Write your review

0 / 1000

The text cannot exceed 1.000 characters.

Your review is too brief! To validate it and receive your CoINNs, please add more details about your experience with the product.

Incorrect please try again You’ve exceeded the allowed number of comments per product for earning CoINNs. Thank you for leaving your feedback!

I have read and accept the conditions contained in the Privacy Policy on processing of my data to manage my query or request

Your feedback is important to us, your review about this product will be revised by our experts and will be published within 5 working days. Please make sure that your review focus on the product and your experience with it, this will help other customers make more confident decisions. For any issues with an order, please contact us.

Tradeinn Retail Services as the data controller will process your data in order to respond to your query or request. You can access, rectify and delete your data, as well as exercise other rights by consulting the additional and detailed information on data protection in our Privacy Policy.

Send

Answer the question

Write your answer

Write your review

0 / 1000

The text cannot exceed 1.000 characters.

Thank you for answering the question and helping other customers, your CoINNs will be credited to your account once the answer is published. You can see the number of CoINNs accumulated on your account. Incorrect please try again

Send

The question has already been answered, thank you very much for trying to help another customer. We will count on you for future questions.

Include AI Generated questions and answers

Write your question

Ask a technical question about this product

Select

Question headline

First Name

E-mail

Write your question

0 / 1000

The text cannot exceed 1.000 characters.

Response from our expert

Incorrect please try again

Thank you for leaving your question about this product. We will reply to you by email as soon as possible. You’ve exceeded the allowed number of comments per product for earning CoINNs.

Still need help? Click “Send” and our expert will review your request again.

I have read and accept the conditions contained in the Privacy Policy on processing of my data to manage my query or request

Frequently bought together

Best sellers

Use cases

Best for

Benefits

Ideal buyer profiles

Competitive features

Where it excels

Consider alternatives if...

Verdict

Specs comparison

Specs vs competitors

Similar alternatives to this product

Related products viewed by other shoppers

We think you might be interested in this

42k Running Arm Warmers

Features of 42k running Arm Warmers

42k running - Clothing - Arms and legs warmers

Product description of 42k Running Arm Warmers

Technical specifications of 42k running Arm Warmers

Color Yellow

Features Thermal

Stretch

Gender Men

Product Type Arm warmers

What our customers are saying about 42k Running Arm Warmers

Use cases

Best for

Benefits

Ideal buyer profiles

Competitive features