Under Armour HeatGear Armour Men’s Short-Sleeve Compression Shirt 1361518

Under Armour HeatGear Armour is a men’s short-sleeve compression shirt described as a lightweight, sweat-wicking baselayer. Its ultra-tight second-skin fit and ventilation panels suit training, but buyers should consider the reported variation in fit and sizing.

At a glance

HeatGear fabric is described as super-light and designed to wick sweat and dry quickly.
Mesh panels under the arms and across the back are intended to provide ventilation.
The compression cut is an ultra-tight, second-skin fit rather than a loose training tee.
Ergonomic seam placement is intended to keep seams away from high-abrasion areas.

Price

£16.99Save 32%

Reference price: ~~£25.07~~

Price checked: 13 Nov 2026

View offer

Often bought together

Under Armour Mens Short Sleeve

£26.99

Pros and cons

Pros

Sweat-wicking fabric and mesh ventilation panels are practical features for workout use.
The stated polyester-elastane blend provides a stretch fabric in a compression-style shirt.
The manufacturer describes an ergonomic seam layout intended to reduce abrasion and support durability.

Cons

The ultra-tight compression fit is not suited to buyers seeking a relaxed or loose-fitting shirt.

Technical specifications

10 specifications

Identity
Brand	Under Armour
Model	1361518
Department	Men's

Fabric and fit
Fit	Compression: Ultra-tight, second skin fit
Main fabric composition	84% Polyester/16% Elastane
Mesh composition	92% Polyester/8% Elastane

Construction and care
Ventilation	Mesh underarm & back panels for strategic ventilation
Seam design	Ergonomic design keeps seams off high abrasion areas & increases durability
Care instructions	Machine wash cold with similar colours. Use non-chlorine bleach if needed. Tumble dry low. Do not iron, use softeners or dry clean.

Dimensions and installation
Weight listed	175 g

What to know before buying

Listing details to confirm

The product description identifies an HG Armour Comp LS long-sleeve shirt, while the title and other product details describe a short-sleeve shirt. Check the selected listing and product images to confirm sleeve length. The description also gives different body and mesh fabric blends, while the manufacturer feature section gives one overall blend. Customer feedback reports mixed fit and sizing, so consult the size guide before ordering.

Who is it for?

A good fit for

Men wanting a close-fitting baselayer for gym sessions or training.
Buyers who prefer sweat-wicking fabric with underarm and back ventilation.

Less suited to

Anyone looking for a loose-fit or everyday casual T-shirt.
Buyers who need confirmed sleeve length or fabric composition without first checking the selected listing.

Under Armour HeatGear Armour Men’s Short-Sleeve Compression Shirt 1361518 · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 18,637 ratings

5 stars73%73%
4 stars14%14%
3 stars6%6%
2 stars2%2%
1 star5%5%

Customer feedback highlights perceived quality, sweat-wicking performance, gym suitability and compression as positives. Fit and sizing are less consistent, with reports of tightness and sizing being off. For buyers choosing a close-fitting baselayer, those fit concerns matter alongside the stated second-skin cut. The aggregate ratings skew positive, but ratings alone do not establish why individual customers chose them.

Positive themes

Customers speak positively about perceived quality and sweat-wicking performance.
Feedback also mentions gym suitability, compression and appearance positively.

Negative themes

Sizing receives negative feedback, with some customers reporting that it is off.

Mixed feedback

Fit opinions are mixed, including reports that the shirt feels slightly tight.

Frequently asked questions

Is this shirt short-sleeved?

The title and manufacturer feature section describe a short-sleeve shirt, but the product description calls it a long-sleeve model. Confirm sleeve length on the selected listing before buying.

What fit does it have?

The manufacturer describes an ultra-tight, second-skin compression fit. Customer feedback reports mixed fit and sizing, so use the size guide rather than assuming a standard T-shirt fit.

What is the fabric composition?

The manufacturer feature section lists 84% polyester and 16% elastane. The product description separately lists a body blend and a different mesh blend, so check the listing details for the selected version.