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Extended Sizes

784 Items

UA Rival Lightweight
new

UA Rival Lightweight
Boys' Pants

Price: $40
UA ColdGear®
New Colors

UA ColdGear®
Boys' Leggings

Price: $40
UA Unstoppable Woven
new

UA Unstoppable Woven
Boys' Joggers

Price: $60
UA Knit Team

UA Knit Team
Boys' Warm Up Pants

Price: $50
UA Icon Knit
New Colors

UA Icon Knit
Boys' Pants

Price: $45
UA Rival Fleece

UA Rival Fleece
Boys' Oversized Joggers

Price: $40
UA Utility
new

UA Utility
Boys' Baseball Pants

Price: $25
HeatGear® Printed

HeatGear® Printed
Boys' Leggings

Original price: $35, Sale price: $31.97
Armour Fleece®

Armour Fleece®
Boys' Full-Zip

Price: $45
Project Rock Brahma Bull

Project Rock Brahma Bull
Boys' Long Sleeve

Original price: $35, Sale price: $24.97
Extra 30% Off Outlet with code EXTRA30
UA Utility Piped
new

UA Utility Piped
Boys' Baseball Pants

Price: $30
UA Rival Stretch Woven
new

UA Rival Stretch Woven
Boys' Pants

Price: $50
UA Rival Fleece

UA Rival Fleece
Boys' Joggers

Original price: $40, Sale price: $29.97
Extra 30% Off Outlet with code EXTRA30
UA Brawler 2.0
Best Seller

UA Brawler 2.0
Boys' Tapered Pants

Price: $30
UA Base™ 2.0
new

UA Base™ 2.0
Boys' Leggings

Price: $45
UA Command
new

UA Command
Boys' Warm-Up Pants

Price: $60
Boys' UA Vanish Piped Baseball Pants

Boys' UA Vanish Piped Baseball Pants
Boys' Baseball Pants

Original price: $40, Sale price: $33.97
Extra 30% Off Outlet with code EXTRA30
UA Challenger Training

UA Challenger Training
Boys' Pants

Price: $55
UA Icon Woven
New Colors

UA Icon Woven
Boys' Pants

Price: $50
UA Base™ 4.0
new

UA Base™ 4.0
Boys' Leggings

Price: $65
UA Hockey
new

UA Hockey
Boys' Fitted Leggings

Price: $55
UA Matchplay

UA Matchplay
Boys' Joggers

Price: $60
UA Utility Pro Tapered
new

UA Utility Pro Tapered
Boys' Pants

Price: $40
HeatGear® Armour
New Colors

HeatGear® Armour
Boys' ¾ Leggings

Price: $30

Kids’ Large Size Clothes for Athletes

Under Armour kids’ extended size clothing gives you the gear that’ll best suit you and your goals. These kids’ large size clothes are set to perform in all seasons, in all sports, and in everything every day has to offer.

That means you’ll find T-shirts with our UA Tech™ fabric built to wick away sweat and dry fast. Kids’ extended size clothes like polos and golf pants look great on the course, sure, but they’re dynamic enough to wear comfortably school day after school day, too. Stretchy fabrics in all our pants—from golf ones to fleece joggers—let you move better in every direction. Your swing stays fluid. Your strides on the track go uninterrupted. And everything in-between? Smooth as ever.

Kids’ clothes aren’t complete without graphic T-shirts, shorts, and other options. Nothing says being an athlete more than putting the work in on the field and representing it when you’re off the field. Our graphic clothing in kids’ extended sizes comes with things like light, soft, and quick-drying fabrics to keep you good to go throughout the day. They also feature colorful graphics of all styles that really make them pop. Look for boys’ extended size clothing and girls’ extended size clothing built with soft, cotton-blend fabrics for all-day comfort, as well as ribbed collars for a better feel.