Baselayer Tops

The Extreme Cold Weather Clothing System, or Gen-III ECWCS is a protective cold weather clothing system created originally by the United States Army Natick Soldier Research, Development and...

Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior

UA Base 2.0 is built for cold weather and high activity levels. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

The ZANheadgear SportFlex Series Arm Sleeve is heavier than the standard arm sleeve, with a softness & comfort that surpasses any competitor. Perfect to wear as protection from the sun or to keep...

We all hate it. That stiff, distracted feeling you get when you're out in the cold. That's why UA built a baselayer that keeps you warm and dry without being bulky or riding up, so you can stay...

HeatGear Armour is UA's original performance baselayer - the one you put on first and take off last. So they made it extra comfortable by wicking sweat and stretching so you can move no matter what.

HeatGear Armour is our original performance baselayer - the one you put on first and take off last. So UA made it extra comfortable by wicking sweat and stretching so you can move. No athlete can go...

We all hate it. That stiff, distracted feeling you get when you're out in the cold. That's why UA built a baselayer that keeps you warm and dry without being bulky or riding up, so you can stay...

HeatGear is our original performance baselayer”the one you put on first and take off last. So we made it extra comfortable by wicking sweat and stretching so you can move no matter what.

IEDs. RPGs. The heat. The cold. They're all constant threats. That's why soldiers need every advantage they can get to protect themselves. CORDURA Baselayer fabric is one of those advantages. A...

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.

The FlexTech Base Layer fabric features an intimate blend of cotton and spandex for quick drying comfort with Nano Moisture Wicking and antimicrobial technologies to inhibit the growth of...

Worn under a vest carrier, the UV2 provides a clean and professional appearance. Expanding on our successful UV1 series, the UV2 FlexTech offers warmth without bulk when worn under vest carriers. The...

Made in the USA, Elbeco's UFX Base Layers are the perfect undergarment for the Occupational Athlete's everyday uniform needs. This performance polyester knit features Elbeco's Antimicrobial and Nano...

UA Base 4.0 is built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

UA Base 4.0 is built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

UA Base 3.0 is built for very cold weather and moderate activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

UA Base 3.0 is built for very cold weather and moderate activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.

MCR Safety stocks a variety of ANSI rated safety vests for your high visibility needs. With an assortment of styles and colors, you can choose a garment that ensures that you will show up in a...

MCR Safety stocks a wide variety of safety vests for your high visibility needs. With an assortment of styles and colors, you can choose a garment that ensures that you will show up in a variety of...

MCR Safety stocks a variety of ANSI rated safety vests for your high visibility needs. With an assortment of styles and colors, you can choose a garment that ensures that you will show up in a...

For superior comfort, the Regulation Base Layer offers strong yet soft cotton that is vat-dyed for consistent color and a true, remarkable fit. These 100% combed cotton jersey knits offer a generous...

For superior comfort, the Regulation Base Layer offers strong yet soft cotton that is vat-dyed for consistent color and a true, remarkable fit. These 100% combed cotton jersey knits offer a generous...