Under Armour HeatGear men's compression long sleeve shirt, black/white

The Under Armour HeatGear® Men's Compression Long Sleeve is the original performance base layer built for athletes who demand the very best from their gear. Engineered with ultra-light HeatGear® fabric — purpose-built for temperatures between 23 °C and 37 °C — it delivers a second-skin compression fit that keeps you cool, dry, and moving freely, whether you're on the golf course, in the gym, or wearing it under a uniform. Designed for warm-weather performance, this versatile shirt layers seamlessly as a standalone top or as a base layer for any sport or activity, from running and golf to football and hockey.

Key Features

• Super-light HeatGear® fabric: Delivers superior full-coverage performance without weighing you down.
• Mesh underarm & back panels: Provide strategic ventilation to keep you cool exactly where your body generates the most heat.
• Advanced moisture wicking: Pulls sweat away from your skin and dries extremely fast so you stay dry and comfortable.
• Ergonomic seam placement: Keeps seams away from high-abrasion areas for lasting durability and chafe-free wear.
• Hybrid raglan sleeve construction: Offers an enhanced range of motion and all-day comfort for unrestricted athletic movement.
• Ultra-tight compression fit: Second-skin fit that squeezes muscles to promote blood circulation and boost performance.
• Anti-Odor technology: Inhibits the growth of odor-causing bacteria to keep the shirt fresh session after session.
• Write-in locker tag: Located on the back of the neck for personalising with your initials or team number.

Technology in Detail

HeatGear® Fabric Technology

The proprietary HeatGear® fabric is the cornerstone of this performance shirt. Engineered to be super-light yet extraordinarily durable, it provides full-coverage performance without adding bulk or restricting movement. Specifically designed for warm-weather conditions — optimal between 23 °C and 37 °C — the fabric actively regulates your body temperature so you always feel fresh and ready to perform. The 4-way stretch construction moves in every direction with your body, making it equally effective as a standalone top or as a snug base layer beneath a jersey or uniform.

Strategic Mesh Ventilation

Mesh panels positioned at the underarm and back zones create targeted airflow precisely where your body generates the most heat during intense activity. This strategic placement ensures maximum breathability without compromising the shirt's sleek compression profile or its second-skin silhouette. The result is a garment that ventilates effectively even during high-output efforts — whether you're powering through a gym session, playing 18 holes in the summer heat, or training under a full team uniform. Cool, dry comfort is maintained from the first rep to the final whistle.

Raglan Sleeve Construction

The hybrid raglan sleeve design eliminates restriction at the shoulder joint, giving you a full, unrestricted range of motion in every direction. Traditional set-in sleeves can bind or pull when you raise your arms or rotate through a swing — the raglan construction removes this problem entirely by extending the sleeve panel from the collar to the cuff as one continuous piece. Whether swinging a golf club, throwing a ball, lifting overhead, or simply stretching during warm-up, the sleeves move fluidly with you rather than working against you. The result is greater comfort and more natural athletic movement throughout the entire duration of your activity.

Compression Fit & Muscle Support

This shirt features an ultra-tight, second-skin compression fit that gently but firmly squeezes your muscles to promote blood flow, accelerate oxygen delivery to working muscle groups, and help reduce fatigue during intense activity. The compression also limits the micro-vibrations in muscle tissue that accumulate over long sessions, which means you can train harder and recover faster. The shirt sits firmly on the body without ever restricting natural movement — every stretch, twist, and rotation is accommodated by the 4-way stretch fabric. Whether you're in competition or in training, the compression fit makes you feel more supported and more powerful.

Specifications