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

Baseball Activewear

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Toronto Maple Leafs Adult Unisex XXL 47 Brand Hat (New)
Grogu24
Toronto Maple Leafs Adult Unisex XXL 47 Brand Hat (New)
$17
Retail price: $35
Savanna bananas Blue Medium Hat (Used)
Samsellsbats
Savanna bananas Blue Medium Hat (Used)
$15
Green Men's 7 1/8 New Era 59 Fifty Hat (Used)
Samsellsbats
Green Men's 7 1/8 New Era 59 Fifty Hat (Used)
$15
Black Men's 7 New Era Hat (Used)
Samsellsbats
Black Men's 7 New Era Hat (Used)
$15
Red Easton Bags & Batpacks Bat Bag (Used)
QuickChangeSideline Pro+
Red Easton Bags & Batpacks Bat Bag (Used)
$33
Rawlings Wheeled Catcher's Bag
Rebound_SportsSideline Pro+
Rawlings Wheeled Catcher's Bag
$45
Bownet Catcher's Bag (Used)
EmpireSportsSideline Pro+
Bownet Catcher's Bag (Used)
$124
Retail price: $290
Mike Piazza New York Mets Baseball Jerseys Russell Size XXL
dnnguyen1982
Mike Piazza New York Mets Baseball Jerseys Russell Size XXL
$100
Mike Piazza New York Mets Baseball Jerseys Majestic Size XXL
dnnguyen1982
Mike Piazza New York Mets Baseball Jerseys Majestic Size XXL
$100
Cal Ripken Jr. Baltimore Orioles Jersey Authentic Majestic Size 44
dnnguyen1982
Cal Ripken Jr. Baltimore Orioles Jersey Authentic Majestic Size 44
$180
Black EvoShield Baseball Bag (Used)
ReQuipSideline Pro+
Black EvoShield Baseball Bag (Used)
$55
Used Rawlings GRAY BACKPACK BB/SB Player Backpack Grey 11834-S000041620
PIASMJ
Used Rawlings GRAY BACKPACK BB/SB Player Backpack Grey 11834-S000041620
$18
Pink Easton Ghost Bat Pack
reosSideline Pro+
Pink Easton Ghost Bat Pack
$50
NEW - Under Armour UA Fitted HeatGear UPF30+ Long Sleeve Shirt, Red, Youth Large
Dangler72057Sideline Pro+
NEW - Under Armour UA Fitted HeatGear UPF30+ Long Sleeve Shirt, Red, Youth Large
$24
Retail price: $32
Delta White Sox 2005 World Series Championship Shirt
dylanjohSideline Pro
Delta White Sox 2005 World Series Championship Shirt
$15
CSA White Sox 2005 World Series Championship Shirt
dylanjohSideline Pro
CSA White Sox 2005 World Series Championship Shirt
$15
Adidas Top Tier Baseball Dri-Fit Long Sleeve
dylanjohSideline Pro
Adidas Top Tier Baseball Dri-Fit Long Sleeve
$15
Under Armour Baseball Factory Dri-Fit Shirt Men’s Medium
dylanjohSideline Pro
Under Armour Baseball Factory Dri-Fit Shirt Men’s Medium
$15
Black EvoShield Bags & Batpacks Bat Bag (Used)
ThePlayersClosetSideline Pro+
Black EvoShield Bags & Batpacks Bat Bag (Used)
$44
Retail price: $100
Blue Boombah Bags & Batpacks Player (Used)
QuickChangeSideline Pro+
Blue Boombah Bags & Batpacks Player (Used)
$55
Blue Easton Bags & Batpacks Bat Bag (Used)
QuickChangeSideline Pro+
Blue Easton Bags & Batpacks Bat Bag (Used)
$50
Red EvoShield Bags & Batpacks Duffle Bag (Used)
QuickChangeSideline Pro+
Red EvoShield Bags & Batpacks Duffle Bag (Used)
$44
NY Yankees Hoodie
AdaptSaver
NY Yankees Hoodie
$45
NY Mets hoodie
AdaptSaver
NY Mets hoodie
$43
Pink Easton Bat Pack (Used)
Runandrew1Sideline Pro+
Pink Easton Bat Pack (Used)
$25
Under Armour Back Pack (Used)
Runandrew1Sideline Pro+
Under Armour Back Pack (Used)
$25
New York Yankees Snapback Hat
Jcorbo12
New York Yankees Snapback Hat
$12
New York Yankees Snapback Hat
Jcorbo12
New York Yankees Snapback Hat
$12
Under Armour (Used)
Trevorbruning
Under Armour (Used)
$30
Under Armour Player (Used)
Trevorbruning
Under Armour Player (Used)
$30
H18story made Boston Red Sox World Champions Vintage Tshirt kids XL /18
jenbyrne
H18story made Boston Red Sox World Champions Vintage Tshirt kids XL /18
$6$710% OFF
57% PRICE DROP
Retail price: $28
USED Worn White Medium Men's Nike Compression Leggings (Knee Pads and Jock/Cup Holder in Leggings)
baseballer0821
USED Worn White Medium Men's Nike Compression Leggings (Knee Pads and Jock/Cup Holder in Leggings)
$175

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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