Skip to product information
1 of 10

Under Armour HG Armour Comp Mock Long Sleeve - Men's

Under Armour HG Armour Comp Mock Long Sleeve - Men's

Regular price $35.00
Regular price Sale price $35.00
- 0% Sold out

24/7 Support

Fast Shipping

Secure Checkout

Free Returns

Free Shipping

Globally

24/7 Support

Here to help

Michelle and 758 people purchased

Currently this item has stock!

Color: White/Black
Size: XS
Order in
Ships
Fast Shipping
24/7 support

Returns

If you're unhappy with your purchase, we'll find a solution for you. Most of our products can be returned within 365 days. All returns are subject to a $9.95 return fee deducted from your refund amount. Returns will be refunded to the original payment method or as a store credit. We do our best to make you comfortable, because let's face it, you're the best.

Care Instructions

Washing Instructions

on a gentle cycle with like colors.
mild detergent. Avoid bleach or fabric softeners—they can break down the fibers over time.

Drying Instructions

or line dry for best results.

General Tips

Let me know if you'd like to format this for a product page, care card, or printable insert!

'

Step up your workout game with the Under Armour HG Armour Comp Mock Long Sleeve. This baselayer is your ultimate workout essential, designed to be the first thing you put on and the last thing you take off. Crafted from innovative HeatGear fabric, this top ensures superior comfort by quickly wicking away sweat. The tough yet lightweight material delivers all the benefits of UA Compression, giving you a snug, second skin-like fit that moves with your body effortlessly. The ergonomic design keeps seams away from high-abrasion areas, enhancing both durability and comfort. Achieve your best with the Under Armour HG Armour Comp Mock Long Sleeve.

  • Stretch-mesh back and side panels deliver strategic ventilation.
  • Mock neck construction provides added coverage.
  • 79% polyester/21% elastane. Imported.

Cool starts, hard sessions, and long days under a uniform call for a layer that stays light and works overtime. The Under Armour HG Armour Comp Mock Long Sleeve delivers a supportive, second-skin feel with sweat-wicking HeatGear fabric, making it a go-to for training, practice, and everyday layering in cool-to-mild conditions. Stretch-mesh ventilation helps keep air moving, while the mock neck adds a little extra coverage without bulk.

  • HeatGear fabric is tough, lightweight, and built to dry fast.
  • Stretch-mesh back and side panels provide targeted ventilation.
  • Ergonomic construction helps reduce friction in high-abrasion areas.
  • Mock neck design adds coverage for layering and outdoor workouts.
  • 79% polyester/21% elastane. Imported.

Size & Fit Guidance

Reviewers most often describe the fit as true to size for a compression top, with a snug, supportive feel that moves well without feeling restrictive. For the best fit, we recommend choosing your usual size if you want that locked-in compression feel; if you prefer a little less hold or are between sizes, some shoppers prefer sizing up.

Best For

Best for training, cool-weather workouts, and layering under uniforms or outerwear when you want lightweight coverage without extra bulk.

Styling & Versatility

This is the kind of performance essential that earns repeat wear. Reviewers call out how easily it layers under jerseys, polos, work shirts, and cold-weather gear, while the streamlined mock-neck silhouette also looks clean enough to wear on its own.

Break-In & Durability

There is little to no break-in feel here. Customers say it is comfortable from the start, holds its shape well through repeated wear, and continues to perform as a dependable base layer over time.

Care & Maintenance

Reviewers note that the fabric keeps its fit well after multiple washes. To keep it feeling fresh for frequent training or all-day wear, wash promptly after use and follow the care label for best long-term performance.

"
View full details
Selected Variant Image
Under Armour HG Armour Comp Mock...
White/Black /
XS
Regular price $35.00
Regular price Sale price $35.00
Selected Variant Image
Under Armour HG Armour Comp Mock...
White/Black /
XS
Regular price $35.00
Regular price Sale price $35.00