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Baseball Activewear

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Boombah Bat Bag (Used)
Sbrhodes33
Boombah Bat Bag (Used)
$50
Retail price: $120
Rawlings Bat Bag (Used)
Runandrew1Sideline Pro+
Rawlings Bat Bag (Used)
$15$2127% OFF
15% OFF
Yankees Derek Jeter #2 Gray Small Men's Nike Jersey (New) cooperstown collection
Devils42
Yankees Derek Jeter #2 Gray Small Men's Nike Jersey (New) cooperstown collection
$90
Catcher's Bag (Used)
KarlN11
Catcher's Bag (Used)
$185
Retail price: $240
Derek Jeter ( cooperstown collection) Gray Large Men's Nike Jersey (New)
Devils42
Derek Jeter ( cooperstown collection) Gray Large Men's Nike Jersey (New)
$90
Derek Jeter ( cooperstown collection) Gray XL Men's Nike Jersey (New)
Devils42
Derek Jeter ( cooperstown collection) Gray XL Men's Nike Jersey (New)
$90
Curt Schilling White XL Adult Unisex Russell Athletic Game Jersey
Sportsdad81Sideline Pro
Curt Schilling White XL Adult Unisex Russell Athletic Game Jersey
$38$4515% OFF
15% OFF
Retail price: $150
Used Easton Catcher's Backpack/Bag
1cebear
Used Easton Catcher's Backpack/Bag
$45$5010% OFF
10% PRICE DROP
Retail price: $115
Easton Player bag. Holds bat and gear (Used)
Runandrew1Sideline Pro+
Easton Player bag. Holds bat and gear (Used)
$15$2127% OFF
15% OFF
Used Rawlings Bat Pack
Runandrew1Sideline Pro+
Used Rawlings Bat Pack
$15$1815% OFF
15% OFF
SafeTGard Compression Boxer Brief w/ Cage Cup, Adult Large (Open Box)
Dangler72057Sideline Pro+
SafeTGard Compression Boxer Brief w/ Cage Cup, Adult Large (Open Box)
$15$1815% OFF
15% OFF
Unisex One Size Fits All Oakley Sutro Sunglasses (Used)
Kaydenedlund74
Unisex One Size Fits All Oakley Sutro Sunglasses (Used)
$123$14515% OFF
15% PRICE DROP
St. Louis Cardinals — Dri Fit Short Sleeved Hoodie — Size XL
UnearthedRelics
St. Louis Cardinals — Dri Fit Short Sleeved Hoodie — Size XL
$35
Retail price: $49
NEW - Nike PRO Dri-Fit LS Shirt, Black, Boy's XS
Dangler72057Sideline Pro+
NEW - Nike PRO Dri-Fit LS Shirt, Black, Boy's XS
$20$2415% OFF
15% OFF
NEW - Franklin Compression Sliding Shorts w/Cup Pocket, White, Youth Large
Dangler72057Sideline Pro+
NEW - Franklin Compression Sliding Shorts w/Cup Pocket, White, Youth Large
$17$2015% OFF
15% OFF
PSA/DNA Dual Signed Hat Cal Ripken Jr & Billy Ripken Auto Graded Orioles MLB
DipFinds
PSA/DNA Dual Signed Hat Cal Ripken Jr & Billy Ripken Auto Graded Orioles MLB
$182$20310% OFF
19% PRICE DROP
Boombah Rolling SuperPack (Used)
wrmartin73
Boombah Rolling SuperPack (Used)
$65
Rawlings Player (New)
Jackwalsh14
Rawlings Player (New)
$80
EvoShield Baseball Bag (Used)
Kjhayes
EvoShield Baseball Bag (Used)
$100
Retail price: $120
Easton Bat Pack | Grey
ApexAthleteSideline Pro+
Easton Bat Pack | Grey
$35
Marucci Bat Pack (New)
bearrusso
Marucci Bat Pack (New)
$50
Retail price: $60
Bat Pack (Used)
bearrusso
Bat Pack (Used)
$50
Retail price: $100
Black Small Kids Unisex Adidas Compression (Used)
duckpuddler81
Black Small Kids Unisex Adidas Compression (Used)
$6
Oakley Sutro Sunglasses (Used)
Zach_Ohlund
Oakley Sutro Sunglasses (Used)
$138$15310% OFF
19% PRICE DROP
Retail price: $250
Black Men's Large/Extra Large Rawlings Backpack (Used)
24Elmo15
Black Men's Large/Extra Large Rawlings Backpack (Used)
$100
Retail price: $150
Stitches New York Mets MLB Hoodie Size Large Orange/Blue USED
dnnguyen1982
Stitches New York Mets MLB Hoodie Size Large Orange/Blue USED
$20
Cal Ripken Jr. Baltimore Orioles Jersey Authentic Majestic Size 44
dnnguyen1982
Cal Ripken Jr. Baltimore Orioles Jersey Authentic Majestic Size 44
$180
Mike Piazza New York Mets Baseball Jerseys Majestic Size XXL
dnnguyen1982
Mike Piazza New York Mets Baseball Jerseys Majestic Size XXL
$100
Mike Piazza New York Mets Baseball Jerseys Russell Size XXL
dnnguyen1982
Mike Piazza New York Mets Baseball Jerseys Russell Size XXL
$100
Canada Rugby Shirt
bballinbenny2
Canada Rugby Shirt
$20
Retail price: $60
Baltimore Orioles Angry Bird Orange Large Men's Majestic Shirt (Used)
Laxer41372
Baltimore Orioles Angry Bird Orange Large Men's Majestic Shirt (Used)
$15

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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