8,200+ results
- Ended Feb 22, 2025Under Armour Boys Black Short Sleeve Polo M YouthOpens in a new window or tabPre-Owned$24.74List price: $41.0040% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025New Listing15 piece boys used clothes size med under armor champion athlete medium youthOpens in a new window or tabPre-Ownedwalkman1975 (1,415) 100%
- Ended Feb 22, 2025Under Armour Boys Gray Short Sleeve T-Shirt L YouthOpens in a new window or tabPre-Owned$22.74List price: $32.0029% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armour Boys Green Short Sleeve T-Shirt XS YouthOpens in a new window or tabPre-Owned$13.74List price: $27.0049% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Sold Feb 22, 2025Under Armour boys hoodie size Y S youth small sweat shirt loose fit MINT condOpens in a new window or tabPre-Ownedecmchugh (13,135) 100%
- Ended Feb 22, 2025Under Armour Boys Black Active T-Shirt S YouthOpens in a new window or tabPre-Owned$24.74List price: $41.0040% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armor Little Boys Purple Lime Green Sports Long Line Round Neck Top 6YOpens in a new window or tabPre-Ownedolenaboutique (317) 100%
- Ended Feb 22, 2025Under Armour Boys Blue Active T-Shirt XS YouthOpens in a new window or tabPre-Owned$22.74List price: $41.0045% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armour Boys Orange Short Sleeve T-Shirt M YouthOpens in a new window or tabPre-Owned$18.74List price: $27.0031% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Sold Feb 22, 2025Under Armour Boys Hoodie With Face Cover XlOpens in a new window or tabPre-Owned407sun7 (142) 95%
- Ended Feb 22, 2025Under Armour Boys Blue Active T-Shirt S YouthOpens in a new window or tabPre-Owned$22.74List price: $41.0045% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025UNDER ARMOUR Boy's Black Loose Fit Straight Leg Baseball Uniform Pants size XLOpens in a new window or tabPre-OwnedExtra 10% off with couponTop Rated Plusstevos_savings_depot (5,323) 99.7%
- Ended Feb 22, 2025Under Armour Boys Gray Short Sleeve T-Shirt S YouthOpens in a new window or tabPre-Owned$19.74List price: $27.0027% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Sold Feb 22, 2025Under Armour Hoodie Boys Medium Gray Rival Fleece Sweatshirt Running YouthOpens in a new window or tabBrand Newsamuel_2128 (75) 100%
- Ended Feb 22, 2025Under Armour Boys Gray Sweatpants XS YouthOpens in a new window or tabPre-Owned$28.74List price: $41.0030% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armour Boys Blue Long Sleeve T-Shirt Small kidsOpens in a new window or tabPre-Owned$27.74List price: $45.0038% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armour Boys Blue Active T-Shirt 7Opens in a new window or tabPre-Owned$25.74List price: $41.0037% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armour Threadborne 1/4 Zip Shirt Boys Youth Large L Long Sleeve Loose RedOpens in a new window or tabPre-Ownededwpa6022 (346) 99.3%
- Ended Feb 22, 2025Boys Under Armour brand shirt in pristine condition, size youth largeOpens in a new window or tabPre-Ownedchristewatso0 (98) 100%
- Ended Feb 22, 2025Under Armour Leggings Boys XL Fitted Blue Geometric Workout Activewear GymOpens in a new window or tabPre-Owned$11.97Was: $19.9540% offor Best Offer+$5.95 deliveryFree returnsExtra 20% off with couponTop Rated Pluspojketoy (5,823) 100%
- Ended Feb 22, 2025Under Armour Notre Dame Boys Polo Shirt Navy Blue Loose Heat Gear Sz MOpens in a new window or tabPre-Ownedlakeshorefinds44 (7,315) 100%
- Ended Feb 22, 2025Boys UNDER ARMOUR Size L Black Track Jacket Hoodie Full Zip FleeceOpens in a new window or tabPre-Ownedtenny518 (330) 100%
- Ended Feb 22, 2025Youth Under Armour Black & Gray Reflective Safety Zip Up Track Jacket Sz XLOpens in a new window or tabPre-Owned$23.65Was: $47.3150% offor Best OfferFree deliveryFree returnsTop Rated Plusteho95 (3,332) 100%
- Ended Feb 22, 2025Boys Youth Under Armour Batman Short Sleeve Fitted Heat Gear Shirt Sz LargeOpens in a new window or tabPre-Owned$16.49Was: $32.9950% offor Best OfferFree deliveryFree returnsTop Rated Plusteho95 (3,332) 100%
- Ended Feb 22, 2025Under Armour Boys' Brawler Pant, Wordmark Panel GRAY/RED size-4Opens in a new window or tabBrand Newusaont-44 (34) 100%
- Sold Feb 22, 2025LOT OF 7 - Boys Under Armour Pants (One Nike) YOUTH LARGEOpens in a new window or tabPre-Ownedsallykow (556) 100%
- Ended Feb 22, 2025Under Armour Hat Cap Fitted S/M Red Youth Kids Boys Gym AthleticOpens in a new window or tabPre-OwnedExtra 20% off with couponTop Rated Plusstillwaterhatsupplymn (601) 100%
- Sold Feb 22, 2025Under Armour Boy's Youth Large Clothes Lot Outfit Shirt and Pants Black GrayOpens in a new window or tabPre-Ownednu2ukidznmore (36) 100%
- Ended Feb 22, 2025Under Armour Boys Black Active T-Shirt Small kidsOpens in a new window or tabPre-Owned$19.74List price: $34.0042% offBuy It NowFree deliveryFree returnsthredup (228,226) 97.5%
- Ended Feb 22, 2025Under Armor Boys Xl Sleeveless Zip Up Hoodie NwotOpens in a new window or tabNew (Other)matas_2158 (56) 90.3%
- Ended Feb 22, 202515 piece boys used clothes size med under armor champion athlete medium youthOpens in a new window or tabPre-Ownedwalkman1975 (1,415) 100%
- Ended Feb 22, 2025Under Armour Boys 1/4 Zip Fleece Size 6 Teal & Orange Detail SweaterOpens in a new window or tabPre-OwnedTop Rated Plussellitwithjess (92) 98.8%
- Ended Feb 22, 2025Under Armour Youth Boys Size 7 Tshirt Blue Gray Cotton Blend LogoOpens in a new window or tabPre-OwnedTop Rated Plussellitwithjess (92) 98.8%
- Ended Feb 22, 2025Under Armour Sweatshirt Youth Boys Extra Large Pullover Hoodie ColdGear GreenOpens in a new window or tabPre-Owned$13.84Was: $19.7730% offor Best Offer+$9.45 deliveryFree returnsExtra 20% off with couponthegoodfit (3,877) 99.8%
- Ended Feb 22, 2025Under Armour Shirt Boys 7 Blue Performance Athletic Active Casual OutdoorOpens in a new window or tabPre-OwnedTop Rated Plussellitwithjess (92) 98.8%
- Ended Feb 22, 2025Under Armour Boys Track Pants in Gray and Blue Size YLG EUCOpens in a new window or tabPre-Ownedmarymel2009 (1,347) 100%
- Ended Feb 22, 2025UNDER ARMOUR BOYS LARGE Black Polyester PANTS POCKETSOpens in a new window or tabPre-Ownedgator77_123 (2,869) 100%
- Ended Feb 22, 2025Under Armour YSM Youth Size Small Boys Gray Pullover 1/2 Zip Polyester JacketOpens in a new window or tabPre-Ownedgator77_123 (2,869) 100%
- Ended Feb 22, 2025Boys Under Armour brand shirt in pristine condition, size youth largeOpens in a new window or tabPre-Ownedchristewatso0 (98) 100%
- Sold Feb 22, 2025Under Armour Boys' Charged Stretch Boxer Jock 4 Pack YLG Black and Gray NWTOpens in a new window or tabBrand Newdebbiehasit (201) 98.1%
- Sold Feb 22, 2025Boys UNDER ARMOUR COLDGEAR loose fit fleece lined hooded sweatshirt YXLOpens in a new window or tabPre-Ownedtigger_3238 (22) 100%
- Ended Feb 22, 2025Under Armour Boys Red All Season Gear Loose Long Sleeve Waffle Shirt, Youth XLOpens in a new window or tabPre-Ownedlil_daisy22 (1,335) 100%
- Ended Feb 22, 2025Little Boy’s Hooded Under Armour Tee ~ Size 5Opens in a new window or tabBrand Newblondechckadee (1,520) 100%
- Ended Feb 22, 2025boys under armour zip up Track jacket Size L BlackOpens in a new window or tabPre-Ownedtwin1980 (870) 96.6%
- Ended Feb 22, 2025Little Boy’s Under Armour Hoodie ~ Size 4Opens in a new window or tabPre-Ownedblondechckadee (1,520) 100%
- Ended Feb 22, 2025Boys Under Armour Long Sleeve Athletic Top With Hood. New Size XL. GrayOpens in a new window or tabBrand Newtwin1980 (870) 96.6%
- Ended Feb 22, 2025Under Armour Green White Striped Polo Shirt Size YXL BoysOpens in a new window or tabPre-Ownedresellpickups (794) 97.2%
- Ended Feb 22, 2025Boy’s Under Armour Padded Football Shirt Size LargeOpens in a new window or tabPre-Ownedangdee3 (369) 100%
- Sold Feb 22, 2025Set Of 2 Boys Size XS Under Armour Shirt And ShortsOpens in a new window or tabPre-Ownedcarpenter319 (290) 100%
- Sold Feb 22, 2025NWT UA Under Armour Boys Swim Trunk Shorts UPF 50 Heatgear YLG Surfs Up BlueOpens in a new window or tabBrand Newdragonfly3848 (502) 0%
- Ended Feb 22, 2025*BOYS UNDER ARMOUR JACKET SIZE M 729Opens in a new window or tabPre-Ownedmarandaspageants (2,117) 100%
- Sold Feb 22, 2025Boys Under Armour Baseball Graphic Dual Color HoodieOpens in a new window or tabPre-Ownedbdbeck66 (792) 100%
- Ended Feb 22, 2025Boys Under Armour Youth Golf Polo XL Heat Gear Black Short SleeveOpens in a new window or tabPre-Ownedjethornhill (396) 100%
- Ended Feb 22, 2025Under Armour Boys Heat Gear Compression Pants With Cup Pocket Size Youth XLOpens in a new window or tabPre-Ownedgilserf (1,198) 100%
- Ended Feb 22, 2025Under Armour Boys Size 5 Stars Freedom Patriotic Swim Trunks All American NEWOpens in a new window or tabBrand Newmocrafty (3,179) 100%
- Sold Feb 22, 2025under armour heat gear boys orange and black striped shirt size 7Opens in a new window or tabPre-Ownedthe_hedgepodge (187) 99.4%
- Ended Feb 22, 2025(New) Under Armour Boys Hooded Sports Vest Size XSOpens in a new window or tabNew (Other)jiangmli (270) 98.5%
- Ended Feb 22, 2025Boys Under Armour UA Golf Collared Short Sleeve Shirt Red youth XL LogoOpens in a new window or tabPre-Ownedj_scheid (751) 100%
- Ended Feb 22, 2025Under Armour Shirt Youth SMALL YSM Black Swim Shirt Upf 50+ Fitted Boys (id 19)Opens in a new window or tabPre-Owned2kidsandamortgage11 (286) 100%
- Ended Feb 22, 2025Under Armour Baseball Shirt Youth S YSM Boys Long Sleeve Black Fitted HeatGearOpens in a new window or tabPre-Ownedjbright949 (929) 100%
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