These handpicked sellers will get you your gear by December 25.
  1. Apparel

Baseball Activewear

6,338 Results
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Rare Easton Army Bag
Mav11
Rare Easton Army Bag
$13$2650% OFF
58% PRICE DROP
Retail price: $50
Blue New Adult Unisex New Era Hat
wessleyroberson
Blue New Adult Unisex New Era Hat
$20$2310% OFF
19% PRICE DROP
Retail price: $50
Used Unisex Oakley Sutro Sunglasses
wessleyroberson
Used Unisex Oakley Sutro Sunglasses
$90$10010% OFF
10% PRICE DROP
Retail price: $220
New Unisex Oakley Encoder Sunglasses
wessleyroberson
New Unisex Oakley Encoder Sunglasses
$145$17015% OFF
28% PRICE DROP
Retail price: $350
Used Louisville Slugger Bat Bag
Runandrew1Sideline Pro+
Used Louisville Slugger Bat Bag
$17
Minnesota Twins MLB Majestic Mens Wordmark T Shirt Navy Blue Size XL
Ant312
Minnesota Twins MLB Majestic Mens Wordmark T Shirt Navy Blue Size XL
$14
Curt Schilling White XL Adult Unisex Russell Athletic Game Jersey
Sportsdad81Sideline Pro
Curt Schilling White XL Adult Unisex Russell Athletic Game Jersey
$45
Retail price: $190
Unisex One Size Fits All Oakley Sutro Sunglasses (Used)
Rays2025
Unisex One Size Fits All Oakley Sutro Sunglasses (Used)
$100
Retail price: $300
Orange Unisex Youth One Size Fits All Oakley Radar EV Sunglasses (Used)
QuickChangeSideline Pro+
Orange Unisex Youth One Size Fits All Oakley Radar EV Sunglasses (Used)
$55
Black Zoea Bat Pack (Used)
QuickChangeSideline Pro+
Black Zoea Bat Pack (Used)
$60
Gray Easton Bags & Batpacks Player (Used)
QuickChangeSideline Pro+
Gray Easton Bags & Batpacks Player (Used)
$25
Green Marucci Bags & Batpacks Duffle Bag (Used)
QuickChangeSideline Pro+
Green Marucci Bags & Batpacks Duffle Bag (Used)
$30
Gray Other Bags & Batpacks Bat Pack (Used)
QuickChangeSideline Pro+
Gray Other Bags & Batpacks Bat Pack (Used)
$44
MLB - Men's Los Angeles Dodgers Shohei Ohtani Home Jersey
Eagles1997
MLB - Men's Los Angeles Dodgers Shohei Ohtani Home Jersey
$50
Retail price: $130
Easton Bat Pack (Used)
Chicagolaxdad78
Easton Bat Pack (Used)
$16$1810% OFF
19% PRICE DROP
Red Boombah Catchers Wheel Bag
SteelDealsSideline Pro+
Red Boombah Catchers Wheel Bag
$50$6118% OFF
18% PRICE DROP
Majestic Authentic MLB Collection Half-Zip Training Jacket (Pittsburgh Pirates)
JoeDang01
Majestic Authentic MLB Collection Half-Zip Training Jacket (Pittsburgh Pirates)
$28
New Era MLB Authentic Collection All Star Game 2023 Boston Red Sox Hat Size 8 New
agrice94
New Era MLB Authentic Collection All Star Game 2023 Boston Red Sox Hat Size 8 New
$35
Retail price: $35
Majestic MILB Baseball Indianapolis Indians Victory Field T Shirt Men’s Size XXL
agrice94
Majestic MILB Baseball Indianapolis Indians Victory Field T Shirt Men’s Size XXL
$35
Retail price: $35
Team USA World Baseball Classic Size 7 Fitted New Era Hat
Sprink
Team USA World Baseball Classic Size 7 Fitted New Era Hat
$10$1323% OFF
33% PRICE DROP
Retail price: $39
Reload Atlanta Braves Blue Satin Jacket | Mitchell & Ness Cooperstown Collection | Size 2 XXL
SteelDealsSideline Pro+
Reload Atlanta Braves Blue Satin Jacket | Mitchell & Ness Cooperstown Collection | Size 2 XXL
$70$8921% OFF
30% PRICE DROP
New England Patriots NFL Fitted Ball Cap
Mklyuzhev
New England Patriots NFL Fitted Ball Cap
$12
NFL Houston Texans Cap
Mklyuzhev
NFL Houston Texans Cap
$15
Shohei Ohtani Los Angeles Dodgers home jersey size medium
IceThreadsSideline Pro
Shohei Ohtani Los Angeles Dodgers home jersey size medium
$88
NWS Baltimore Orioles Thermal New Era 59fifty 7 MLB
zachstrunkshowSideline Pro
NWS Baltimore Orioles Thermal New Era 59fifty 7 MLB
$38
NWS Arizona Diamondbacks '47 Trucker Mesh Snapback Hat MLB
zachstrunkshowSideline Pro
NWS Arizona Diamondbacks '47 Trucker Mesh Snapback Hat MLB
$31
NWS Texas Rangers New Era 39thirty L/XL MLB
zachstrunkshowSideline Pro
NWS Texas Rangers New Era 39thirty L/XL MLB
$30
Vintage Los Angeles Dodgers Blackout New Era 59fifty Low Profile 6 5/8 MLB MUSA
zachstrunkshowSideline Pro
Vintage Los Angeles Dodgers Blackout New Era 59fifty Low Profile 6 5/8 MLB MUSA
$31
Vintage Baltimore Orioles Esskay SGA Snapback Hat MLB
zachstrunkshowSideline Pro
Vintage Baltimore Orioles Esskay SGA Snapback Hat MLB
$26
Black Boombah Roller Bag
Rebound_SportsSideline Pro+
Black Boombah Roller Bag
$55
Louisville Slugger Bat Pack
ApexAthleteSideline Pro+
Louisville Slugger Bat Pack
$40
Used Adidas Bat Pack
blowout_bargainsSideline Pro+
Used Adidas Bat Pack
$23

Discover Baseball Activewear on SidelineSwap

At SidelineSwap, we offer an extensive selection of baseball activewear for athletes of all ages and skill levels. Whether you are looking for jerseys, shorts, sweatshirts, or jackets, our platform features thousands of listings to meet your needs. Save up to 70% off retail prices while shopping for both new and gently used gear.

Our categories include:

  • Base Layers & Compression
  • Shirts
  • Hoodies & Sweatshirts
  • Pants & Shorts
  • Accessories like Sunglasses and Backpacks

Each listing provides detailed information, ensuring you can compare prices and find the item that best suits your preferences. Our Buyer Protection Guarantee gives you peace of mind while shopping, knowing that your transactions are secure.

Whether you’re a competitive player or a casual fan, SidelineSwap connects you with a community of sports enthusiasts. Join today to sell your own gear or find exactly what you need for the upcoming season.

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