# Under Armour UA Men's ColdGear Base 4.0 Crew

UA Base 4.0 is a men's baselayer 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.

## Details

- **Price:** 100.0 USD
- **Vendor:** Under Armour
- **Type:** Apparel > Baselayer > Baselayer Tops
- **Tags:** Baselayer, Baselayer Tops, final-sale, Long Sleeve, merged-new, ships-from-warehouse, Tops

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Small | 100.00 USD | In stock |
| Medium | 100.00 USD | In stock |
| X-Large | 100.00 USD | In stock |

## Images

- Under Armour UA Men's ColdGear Base 4.0 Crew

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> Source: [Code 4 Uniforms](https://code4uniforms.com/products/under-armour-ua-men-s-coldgear-base-4-0-crew-1353349)
> Updated: 2026-09-23