Search  for anything...

Under Armour Men's Packaged Base 3.0 Crew

  • Based on 0 reviews
Condition: New
Checking for the best price...
$46.49 Why this price?
Save $23.51 was $70.00

Buy Now, Pay Later


As low as $11 / mo
  • – 4-month term
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Apple Pay, and PayTomorrow. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Apr 24
Order within 3 hours and 40 minutes
Available payment plans shown during checkout

Protection Plan Protect Your Purchase
Checking for protection plans...

Size: X-Large


Color: (001) Black / / Black


Description

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 All Season Baselayer provides midweight warmth at many activity levels & cold temperatures. Soft, brushed grid interior traps air, managing your body's microclimate to keep you warm & comfortable. Material wicks sweat & dries really fast. 4-way stretch material moves better in every direction. Built-in thumbholes help keep sleeves in place & trap warmth, Raglan sleeves. 81% Polyester/19% Elastarell

Item model number ‏ : ‎ 6005297


Department ‏ : ‎ mens


Date First Available ‏ : ‎ September 17, 2024


Manufacturer ‏ : ‎ Under Armour


Best Sellers Rank: #325,931 in Clothing, Shoes & Jewelry (See Top 100 in Clothing, Shoes & Jewelry) #1,152 in Men's Activewear T-Shirts


#1,152 in Men's Activewear T-Shirts:


Customer Reviews: 4.6 4.6 out of 5 stars (34)


Color: (001) Black / / Black


Fit Type: Regular Fit


Style Name: Packaged Base 3.0 Crew


Neck Style: Crew Neck


Sleeve Type: Long Sleeve


Shirt Form Type: T-Shirt


collar-type: Crew Neck


Pattern: Solid


Seasons: Fall


Apparel Closure Type: Pull On


Cuff Type: Plain Hem


Brand Name: Under Armour


Model Name: Packaged Base 3.0 Crew


Style Number: 6005297


Unit Count: 1 Count


Import Designation: Imported


UPC: 198632632215


Manufacturer Part Number: 6005297


Age Range Description: Adult


Manufacturer: Under Armour


Sleeve Length Description: Long Sleeve


Fit to Size Sentiment: True


Material Type: Polyester Blend


Fabric Type: 81% Polyester,19% Elastarell


Product Care Instructions: Machine Wash


Fabric Stretchability: Stretchable


Apparel Fabric Weight Class: Medium Weight


Apparel Fabric Stretch: Medium Stretch


Item Length Description: Standard Length


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Apr 24

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Ideal item
Size: X-Large Color: (001) Black / / Black
True to size and the perfect base layer
Reviewed in the United States on March 29, 2026 by David phillips

  • 3.0 is just right for “Florida” cold, possibly 2.0 also.
Size: Medium Color: (001) Black / / Black
Item is very warm but, not too warm. Fits nicely under my work uniform.
Reviewed in the United States on March 6, 2026 by Chris Olson

  • Great service
Size: X-Large Color: (001) Black / / Black
Great fit very comfortable and warm
Reviewed in the United States on February 10, 2026 by Jimmy mccraw

  • Worm!
Size: Medium Color: (001) Black / / Black
Very worm. Cool design. I got 2 of this.
Reviewed in the United States on January 31, 2026 by Tetorin

  • Very warm
Size: X-Large Color: (001) Black / / Black
Keeps you really warm and doesnt give you that static feel
Reviewed in the United States on January 15, 2026 by Eazzy

  • Happy with purchase
Size: Medium Color: (001) Black / / Black
Good quality! Keeps you warm
Reviewed in the United States on January 8, 2026 by Cindy Manzoni

  • Stay warm
Size: X-Large Color: (001) Black / / Black
I would recommend for 40 degrees or under
Reviewed in the United States on December 29, 2025 by Amazon Customer

  • These are the best prices I've seen on under armor
Size: Medium Color: (001) Black / / Black
Thet are good and I've worn under armor for years. Oh and the price was amazing. Now the older ones (and i.still wear them too) seem to be just a bit warmer....dont know why but there still my favs.
Reviewed in the United States on December 18, 2025 by Dennis Rheault

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...