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Boys' Shirts & Tops

(319 Items)

Boys' UA Tech™ Hybrid Print Fill Short Sleeve
New Colors

Boys' UA Tech™ Hybrid Print Fill Short Sleeve

Original price: $20.00, Sale price: $15.00
25% OFF SELECT GEAR FOR SPRING
Boys' UA Tech™ 2.0 Short Sleeve
New Colors

Boys' UA Tech™ 2.0 Short Sleeve

Original price: $20.00, Sale price: $14.97
Boys' UA Tech™ Big Logo Printed Short Sleeve
Best Seller

Boys' UA Tech™ Big Logo Printed Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Tech™ Big Logo Short Sleeve
Best Seller

Boys' UA Tech™ Big Logo Short Sleeve

Original price: $20.00, Sale price: $15.00
25% OFF SELECT GEAR FOR SPRING
SS21_Trn_Tech_Phase2_Site_2_1_B
SS21_Trn_Tech_Phase2_Site_2_1_B

It Started With Building a Better Shirt

Under Armour changed the game by swapping out heavy, sweat-drenched t-shirts for ones that wicked sweat, dried fast, and stayed light so they wouldn’t weigh athletes down. From our HeatGear® baselayers to boys’ tank tops, our shirts keep you cool and focused on your game.

Boys' UA Matchplay Polo
New Colors

Boys' UA Matchplay Polo

Price: $30.00
Boys' UA Tech™ Split Logo Hybrid Short Sleeve
New Colors

Boys' UA Tech™ Split Logo Hybrid Short Sleeve

Price: $20.00
Boys' UA Performance Polo
New

Boys' UA Performance Polo

Original price: $29.99, Sale price: $17.97
Boys' UA Tech™ Stadium Lights Short Sleeve
New

Boys' UA Tech™ Stadium Lights Short Sleeve

Original price: $20.00, Sale price: $15.00
25% OFF SELECT GEAR FOR SPRING
Boys' UA Velocity Jacquard Short Sleeve
New Colors

Boys' UA Velocity Jacquard Short Sleeve

Original price: $25.00, Sale price: $15.97
Boys' UA Freedom Flag T-Shirt
Best Seller

Boys' UA Freedom Flag T-Shirt

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Tech™ Team Short Sleeve

Boys' UA Tech™ Team Short Sleeve

Original price: $22.00, Sale price: $12.86
Boys' UA Sportstyle Left Chest Short Sleeve
New Colors

Boys' UA Sportstyle Left Chest Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Box Logo Camo Short Sleeve
New Colors

Boys' UA Box Logo Camo Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Sportstyle Logo Printed Short Sleeve
New Colors

Boys' UA Sportstyle Logo Printed Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Baseball Dirt Icon Short Sleeve

Boys' UA Baseball Dirt Icon Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Baeball Runner Short Sleeve
New

Boys' UA Baeball Runner Short Sleeve

Price: $25.00
Boys' UA Velocity Twist Short Sleeve

Boys' UA Velocity Twist Short Sleeve

Original price: $20.00, Sale price: $10.97
Boys' UA Outta Here Short Sleeve

Boys' UA Outta Here Short Sleeve

Original price: $25.00, Sale price: $12.86
Boys' UA Freedom Logo T-Shirt

Boys' UA Freedom Logo T-Shirt

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Tech™ Hybrid Print Fill Tank
New Colors

Boys' UA Tech™ Hybrid Print Fill Tank

Original price: $20.00, Sale price: $15.00
25% OFF SELECT GEAR FOR SPRING
Boys' UA Velocity Big Logo Printed Short Sleeve

Boys' UA Velocity Big Logo Printed Short Sleeve

Original price: $25.00, Sale price: $18.97
Boys' UA Baseball Plate Short Sleeve
New Colors

Boys' UA Baseball Plate Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Boys' UA Tech™ Team Polo

Boys' UA Tech™ Team Polo

Original price: $30.00, Sale price: $21.43
Boys' UA Baseball Gradient Icon Short Sleeve
New

Boys' UA Baseball Gradient Icon Short Sleeve

Original price: $25.00, Sale price: $18.75
25% OFF SELECT GEAR FOR SPRING
Any Sport

We make boys’ tops for every sport. Tank tops for summer pickup games. Long sleeve boys’ hoodies for cool morning practices, short sleeve hoodies for between-season training, baselayers to wear under uniforms, and even graphic T’s for every sport.

Working out in the heat? We’ve got boys’ tank tops for you. As well as HeatGear® baselayer lightweight long- and short sleeve shirts wick sweat  and dry fast to keep you cool. For Winter, our ColdGear® baselayer boy’s tops keep you warm, without letting you overheat.