1. Apparel

Baseball Activewear

6,561 Results
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Black Size M 11.0 (W 12.0) Men's Nike (New)
Gunnar34
Black Size M 11.0 (W 12.0) Men's Nike (New)
$50
Retail price: $58
Black Large Men's Nike Compression (New)
Gunnar34
Black Large Men's Nike Compression (New)
$50
Retail price: $58
Black Large Men's Nike Compression (New)
Gunnar34
Black Large Men's Nike Compression (New)
$30
Retail price: $35
Red Easton Bags & Batpacks Catcher's Bag (Used)
QuickChangeSideline Pro+
Red Easton Bags & Batpacks Catcher's Bag (Used)
$33
Gray Boys Small / Medium Easton pullover 1/4 zip
dws0960
Gray Boys Small / Medium Easton pullover 1/4 zip
$20
Retail price: $40
champro youth Large knicker style baseball pants-white
dws0960
champro youth Large knicker style baseball pants-white
$11
Retail price: $25
champro adult small white baseball pants
dws0960
champro adult small white baseball pants
$11
Retail price: $25
Gray/red easton 3/4 sleeve youth medium- excellent condition
dws0960
Gray/red easton 3/4 sleeve youth medium- excellent condition
$10
Black Used Kids Unisex Small Boombah 1/4 zip pullover- excellent condition
dws0960
Black Used Kids Unisex Small Boombah 1/4 zip pullover- excellent condition
$15
Blue Boombah Bat Pack (Used)
Game_ReadySideline Pro+
Blue Boombah Bat Pack (Used)
$66
Retail price: $130
Easton Bat Pack (Used)
Runandrew1Sideline Pro+
Easton Bat Pack (Used)
$30
Zoea Bat Pack (Used)
Runandrew1Sideline Pro+
Zoea Bat Pack (Used)
$30
Easton T Ball Bat Pack (Used)
Runandrew1Sideline Pro+
Easton T Ball Bat Pack (Used)
$20
Rawlings blue bat bag (Used)
Runandrew1Sideline Pro+
Rawlings blue bat bag (Used)
$20
Marucci Player BatBag
SteelDealsSideline Pro+
Marucci Player BatBag
$25
Retail price: $60
Marucci Bags & Batpacks Player
SteelDealsSideline Pro+
Marucci Bags & Batpacks Player
$25
Bat Bag (Used)
RRob692
Bat Bag (Used)
$45
Retail price: $120
Nike Bat Pack (Used)
vblax16
Nike Bat Pack (Used)
$24$2710% OFF
39% PRICE DROP
NYY Yankees Jersey YL
vblax16
NYY Yankees Jersey YL
$16$1810% OFF
10% PRICE DROP
Evoshield Wheeled Catcher's Bag
Rebound_SportsSideline Pro+
Evoshield Wheeled Catcher's Bag
$60$7520% OFF
28% PRICE DROP
Gray Mizuno Samurai Catcher's Bag
Rebound_SportsSideline Pro+
Gray Mizuno Samurai Catcher's Bag
$55
Atlanta Braves Small Kids Unisex Nike Jersey (New) 10
DJBITZ
Atlanta Braves Small Kids Unisex Nike Jersey (New) 10
$34$4015% OFF
15% PRICE DROP
Atlanta Braves Small Kids Unisex Nike Jersey (New) 13
DJBITZ
Atlanta Braves Small Kids Unisex Nike Jersey (New) 13
$34$4015% OFF
15% PRICE DROP
New York Yankees Snapback Hat
Jcorbo12
New York Yankees Snapback Hat
$12
New York Yankees Snapback Hat
Jcorbo12
New York Yankees Snapback Hat
$12
NY Yankees Hoodie
AdaptSaver
NY Yankees Hoodie
$45
NY Mets hoodie
AdaptSaver
NY Mets hoodie
$43
Mizuno BB/SB Player Backpack Black - Excellent Condition
Recyclingman
Mizuno BB/SB Player Backpack Black - Excellent Condition
$45
Boombah Superpack Bat Pack (Used)
HHearn
Boombah Superpack Bat Pack (Used)
$35
Retail price: $80
Black Easton Roller Catcher's Bag
Rebound_SportsSideline Pro+
Black Easton Roller Catcher's Bag
$88
Black Bownet Commander Catcher's Bag
Rebound_SportsSideline Pro+
Black Bownet Commander Catcher's Bag
$109
Men’s Under Armour Boston Red Sox hoodie - XL
Boston_fan
Men’s Under Armour Boston Red Sox hoodie - XL
$25

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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