Skip to Accessibility Statement
Skip to Main Content
Skip to Filters
Skip to Filters
Skip to Footer
Sign Up & Save 10%
Auctions
Gift Cards
Find Your Order
Help
My Account
Fanatics ONE
FanCash
Learn More
Teams
NFL
MLB
College
NBA
NHL
Soccer
WWE
WNBA
NASCAR
F1
Featured
NFL
MLB
Teams
College
NBA
NHL
Soccer
WWE
WNBA
NASCAR
F1
College
NBA
NHL
Soccer
WWE
WNBA
NASCAR
F1
Collectibles
More
Sale
Jerseys
FREE U.S. Shipping on Orders Over $39.
Use code
39SHIP
Terms
Under Armour
T-Shirts
Men T-Shirts
Sideline Gear
Men T-Shirts
Filter & Sort
Cancel
Your Selections
Men
T-Shirts
Sideline Gear
L
Leagues
College
Price Range / Sale
$25 to $50
$50 to $100
Sale Items
Filters
1 - 34 of 34
Top Sellers
LowestPrice
HighestPrice
TopSellers
NewestArrivals
72 Items
24
48
72
College
Men
T-Shirts
Sideline Gear
L
34 Items
34 Items
16 sold today
$39.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Navy
Ships Free
16 sold today
$39.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Kelly Green
Ships Free
In 377 carts
$37.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Performance T-Shirt - Kelly Green
In 534 carts
$37.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Performance T-Shirt - Navy
In 127 carts
$37.99
Navy Midshipmen Under Armour 2026 Sideline Performance T-Shirt - Navy
In 264 carts
$37.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Performance T-Shirt - Heather Gray
In 155 carts
$37.99
Wisconsin Badgers Under Armour 2026 Sideline Performance T-Shirt - Black
In 90 carts
$39.99
Wisconsin Badgers Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Black
Ships Free
In 111 carts
$37.99
Maryland Terrapins Under Armour 2026 Sideline Performance T-Shirt - Black
In 52 carts
$39.99
Maryland Terrapins Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Black
Ships Free
In 61 carts
$39.99
Wisconsin Badgers Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Red
Ships Free
Almost Gone
In 31 carts
$54.99
Wisconsin Badgers Under Armour Sideline Knockout T-Shirt - Red
Ships Free
In 63 carts
$37.99
Wisconsin Badgers Under Armour 2026 Sideline Performance T-Shirt - Red
In 27 carts
$37.99
Maryland Terrapins Under Armour 2026 Sideline Performance T-Shirt - Red
Almost Gone
In 95 carts
$54.99
Notre Dame Fighting Irish Under Armour Sideline Knockout T-Shirt - Navy
Ships Free
Almost Gone
In 38 carts
$39.99
Georgia Tech Yellow Jackets Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Navy
Ships Free
In 24 carts
$37.99
Northwestern Wildcats Under Armour 2026 Sideline Performance T-Shirt - Purple
Almost Gone
In 31 carts
$39.99
Navy Midshipmen Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Navy
Ships Free
In 31 carts
$39.99
Wisconsin Badgers Under Armour Men's 2025 Sideline Football Performance Cotton Long Sleeve T-Shirt - Red
Ships Free
In 44 carts
$37.99
Georgia Tech Yellow Jackets Under Armour 2026 Sideline HeatGear T-Shirt - Navy
In 22 carts
$37.99
Georgia Tech Yellow Jackets Under Armour 2026 Sideline HeatGear T-Shirt - Gold
In 40 carts
$34.99
South Carolina Gamecocks Under Armour 2025 Sideline Football Performance T-Shirt - Black
Almost Gone
In 36 carts
$54.99
Wisconsin Badgers Under Armour Sideline Knockout T-Shirt - Black
Ships Free
In 54 carts
$37.99
Utah Utes Under Armour 2026 Sideline Performance T-Shirt - Red
In 12 carts
$54.99
Navy Midshipmen Under Armour Sideline Knockout T-Shirt - Navy
Ships Free
$54.99
South Carolina Gamecocks Under Armour Sideline Knockout T-Shirt - Black
Ships Free
In 15 carts
$39.99
Utah Utes Under Armour 2026 Sideline Performance Cotton Long Sleeve T-Shirt - Red
Ships Free
$54.99
South Carolina Gamecocks Under Armour Sideline Knockout T-Shirt - Garnet
Ships Free
$54.99
Utah Utes Under Armour Sideline Knockout T-Shirt - Red
Ships Free
In 33 carts
$29.99, regular $49.99
$29.99
$49.99
Clearance
Northwestern Wildcats Under Armour Sideline Knockout T-Shirt - Purple
$54.99
Northwestern Wildcats Under Armour Sideline Knockout T-Shirt - White
Ships Free
$39.99
Notre Dame Fighting Irish Under Armour Men's 2025 Sideline Football Performance Cotton Long Sleeve T-Shirt - Kelly Green
Ships Free
Almost Gone
$74.99
Navy Midshipmen Under Armour 2026 Sideline Vanish Long Sleeve Hooded T-Shirt - Navy
Ships Free
$74.99
Notre Dame Fighting Irish Under Armour 2026 Sideline Vanish Long Sleeve Hooded T-Shirt - Navy
Ships Free
1
1
