Recently Added

Denver Outlaw Shorts
Nhatz
Denver Outlaw Shorts
$50
Bauer 4500 M Pittsburgh Penguins pro stock
Hawkey88
Bauer 4500 M Pittsburgh Penguins pro stock
$250
Senior Medium 2020 Bauer GSX Hockey Goalie Pants (New)
Travis1974
Senior Medium 2020 Bauer GSX Hockey Goalie Pants (New)
$100
Rawlings Heart of the Hide Baseball Glove 12" (New)
Standsure07
Rawlings Heart of the Hide Baseball Glove 12" (New)
$285
Retail price: $325
Rawlings Heart of the Hide Baseball Glove 11.5" (New)
Standsure07
Rawlings Heart of the Hide Baseball Glove 11.5" (New)
$285
Retail price: $325
Louisville Slugger Atlas Alloy USSSA Certified Bat (-10) 15 oz 25" (Used)
PhilD2024
Louisville Slugger Atlas Alloy USSSA Certified Bat (-10) 15 oz 25" (Used)
$90
Junior Bauer Vapor X80 Right Handed Hockey Stick (Used)
richardbrom
Junior Bauer Vapor X80 Right Handed Hockey Stick (Used)
$75
REMOVED
Custom Wilson Staff Teddy Bear 11.5” Trade Only
Glam_Gluvs
Custom Wilson Staff Teddy Bear 11.5” Trade Only
$9,000
2015 Easton FP15S111 Bat (-11) 20 oz 31" (Used)
chinawhyte33
2015 Easton FP15S111 Bat (-11) 20 oz 31" (Used)
$100
Retail price: $299
Bauer Supreme 2S Pro Hockey Goalie Skates 9.5 (Used)
Travis1974
Bauer Supreme 2S Pro Hockey Goalie Skates 9.5 (Used)
$160
Easton Speed Alloy USABat Certified Bat (-10) 20 oz 30" (Used)
PhilD2024
Easton Speed Alloy USABat Certified Bat (-10) 20 oz 30" (Used)
$35
2023 Bauer Vapor X4 Hockey Skates Regular Width Size 3 (Used)
Mbenggio
2023 Bauer Vapor X4 Hockey Skates Regular Width Size 3 (Used)
$125
Retail price: $249
Bauer Supreme 1S Hockey Stick Jr 52
richardbrom
Bauer Supreme 1S Hockey Stick Jr 52
$75
REMOVED
Maverik M4 Lacrosse Gloves Large 13” (lightly Used)
MERIMiddie
Maverik M4 Lacrosse Gloves Large 13” (lightly Used)
$50
Retail price: $100
2024 Warstic Bonesaber Hybrid USABat Certified Bat (-10) 18 oz 28" (Used)
Bholbrook11
2024 Warstic Bonesaber Hybrid USABat Certified Bat (-10) 18 oz 28" (Used)
$150
Retail price: $249
Horween RV-Web 12.25” Black Pinky Patch Trade Only
Glam_Gluvs
Horween RV-Web 12.25” Black Pinky Patch Trade Only
$9,000
White Men's Size M 12.0 (W 13.0) Adult New Balance (Used)
EzzyHessi
White Men's Size M 12.0 (W 13.0) Adult New Balance (Used)
$10
Black Men's Size M 11.5 (W 12.5) Adult New Balance Metal (Used)
EzzyHessi
Black Men's Size M 11.5 (W 12.5) Adult New Balance Metal (Used)
$10
Gray Men's Size M 12.0 (W 13.0) Adult Nike vapor Metal (Used)
EzzyHessi
Gray Men's Size M 12.0 (W 13.0) Adult Nike vapor Metal (Used)
$10
Mixed golf ball lot Callaway TaylorMade Dunlop Nike … Balls 100 Pack (Used)
Runandrew1Sideline Pro+
Mixed golf ball lot Callaway TaylorMade Dunlop Nike … Balls 100 Pack (Used)
$35

Price Drops

Adams Golf Idea a3OS Hybrid Irons 9 Iron / RH / Regular Graphite ~36.5" / jd7015
firstteestpete
Adams Golf Idea a3OS Hybrid Irons 9 Iron / RH / Regular Graphite ~36.5" / jd7015
$25$3529%
29% PRICE DROP
Bauer Shadow Regular Goalie Stick 24" Paddle
pmulford
Bauer Shadow Regular Goalie Stick 24" Paddle
$213$25015%
15% PRICE DROP
Retail price: $350
Vaughn V9 Regular Blocker (New)
colbymuise29
Vaughn V9 Regular Blocker (New)
$315$35010%
10% PRICE DROP
Retail price: $450
Senior Bauer Nexus Havok Left Hand Hockey Stick P28 (Used)
Rfogle
Senior Bauer Nexus Havok Left Hand Hockey Stick P28 (Used)
$68$7510%
10% PRICE DROP
Bauer M50 Pro Skates
Rfogle
Bauer M50 Pro Skates
$315$35010%
10% PRICE DROP
Retail price: $699
Bauer hyperlite 2 blocker
PJhockey2010
Bauer hyperlite 2 blocker
$128$15015%
15% PRICE DROP
Retail price: $400
Youth Bauer Nexus Geo Right Handed Hockey Stick P92 (Used)
JackSells1234
Youth Bauer Nexus Geo Right Handed Hockey Stick P92 (Used)
$77$9015%
24% PRICE DROP
Retail price: $300
Air Jordan Jordan 1 Low Shoe White
JJ2299
Air Jordan Jordan 1 Low Shoe White
$41$4510%
19% PRICE DROP
Nebraska Cornhuskers Starter Jacket
JJ2299
Nebraska Cornhuskers Starter Jacket
$115$12810%
34% PRICE DROP
USA Olympic Hockey Jersey
JJ2299
USA Olympic Hockey Jersey
$97$10810%
19% PRICE DROP
Tennessee Volunteers Nike Polo
JJ2299
Tennessee Volunteers Nike Polo
$32$3510%
10% PRICE DROP
Men’s New England Patriots Polo
JJ2299
Men’s New England Patriots Polo
$36$4010%
10% PRICE DROP
Bauer Vapor X2.9 Senior Goalie Chest Protector (Small)
Jcriboyd
Bauer Vapor X2.9 Senior Goalie Chest Protector (Small)
$80$10020%
20% PRICE DROP
Men’s Nike Dunk Low Retro
JJ2299
Men’s Nike Dunk Low Retro
$108$12010%
10% PRICE DROP
White 31" Extreme Flex II Goalie Leg Pads Senior
Jcriboyd
White 31" Extreme Flex II Goalie Leg Pads Senior
$120$15020%
20% PRICE DROP
Junior Small / Medium Bauer Lil Sport Shoulder Pads (New)
Lvarik1963
Junior Small / Medium Bauer Lil Sport Shoulder Pads (New)
$27$3010%
10% PRICE DROP
Youth Extra Small / Small Bauer Lil Sport Shoulder Pads (New)
Lvarik1963
Youth Extra Small / Small Bauer Lil Sport Shoulder Pads (New)
$23$2510%
10% PRICE DROP
Men's Nike Lebron 12 EXT Cork I Size 11
reosSideline Pro+
Men's Nike Lebron 12 EXT Cork I Size 11
$120$14115%
88% PRICE DROP
Retail price: $350
Hockey Shoulder Pads
Lvarik1963
Hockey Shoulder Pads
$27$3010%
10% PRICE DROP
Blue Adult Unisex Medium MY Hockey Jersey (New)
Lvarik1963
Blue Adult Unisex Medium MY Hockey Jersey (New)
$23$2510%
10% PRICE DROP

Recently Sold

2025 Marucci CATX2 Connect Hybrid USSSA Certified Bat (-10) 18 oz 28" (New)
Mchandler52
2025 Marucci CATX2 Connect Hybrid USSSA Certified Bat (-10) 18 oz 28" (New)
$160
SOLD
2022 DeMarini Zenith Bat (-13) Hybrid 17 oz 30"
Rebound_SportsSideline Pro+
2022 DeMarini Zenith Bat (-13) Hybrid 17 oz 30"
$52
SOLD
Retail price: $130
Large 2023 Bauer Vapor Hyperlite 2 Goalie Chest Protector (Used)
NeilanJ40
Large 2023 Bauer Vapor Hyperlite 2 Goalie Chest Protector (Used)
$162
SOLD
Retail price: $500
Used Bauer Vapor 2X Pro Hockey Skates Pro Stock 9
Parks2021
Used Bauer Vapor 2X Pro Hockey Skates Pro Stock 9
$203
SOLD
Bauer LS Pulse Ti 263 mm (Used)
msewecke
Bauer LS Pulse Ti 263 mm (Used)
$66
SOLD
Retail price: $160
Senior Bauer Team Nexus Right Handed Hockey Stick (New)(2022)
GBDuck92
Senior Bauer Team Nexus Right Handed Hockey Stick (New)(2022)
$100
SOLD
Retail price: $200
2017 DeMarini CF Zen USSSA Certified Bat (-5) Composite 25 oz 30" (Used)
Ballgloveking
2017 DeMarini CF Zen USSSA Certified Bat (-5) Composite 25 oz 30" (Used)
$275
SOLD
Retail price: $350
New Medium/Large STX Hat Adjustable - Lacrosse
rmichael
New Medium/Large STX Hat Adjustable - Lacrosse
$25
SOLD
Easton Hype Fire 'Arctic Flame' Limited Edition (2 3/4") USSSA Bat 2024 (-5)
sportsxchangeSideline Pro+
Easton Hype Fire 'Arctic Flame' Limited Edition (2 3/4") USSSA Bat 2024 (-5)
$286
SOLD
Retail price: $400
Brand New Senior XL CCM RBZ Shoulder Pads Pro Stock (No CCM Logo) (SPRBZP-SR)
growingbananas
Brand New Senior XL CCM RBZ Shoulder Pads Pro Stock (No CCM Logo) (SPRBZP-SR)
$125
SOLD
NEW Youth Small Nike France Soccer Jersey
Bayside_SportsSideline Pro+
NEW Youth Small Nike France Soccer Jersey
$30
SOLD
Retail price: $90
2023 Marucci CAT X Composite USSSA Certified Bat (-10) 17 oz 28" (Used)
Jcato1981
2023 Marucci CAT X Composite USSSA Certified Bat (-10) 17 oz 28" (Used)
$125
SOLD
Black Wilson A2000 1786 Right Hand Throw Infield Baseball Glove 11.5"
reosSideline Pro+
Black Wilson A2000 1786 Right Hand Throw Infield Baseball Glove 11.5"
$160
SOLD
Retail price: $300
Louisville TPS Gloves 14" (New)
MBSuter
Louisville TPS Gloves 14" (New)
$50
SOLD
Retail price: $100
Stx Rzr2 Goalie Gloves
jgrant122301
Stx Rzr2 Goalie Gloves
$122
SOLD
Retail price: $190
Men's Size M 8.0 (W 9.0) Nike Air Jordan (Used)
Hunter277373
Men's Size M 8.0 (W 9.0) Nike Air Jordan (Used)
$50
SOLD
Retail price: $125
2022 Marucci JB19 BBCOR Certified Bat (-3) Wood 28 oz 31" (Used)
Parkman238
2022 Marucci JB19 BBCOR Certified Bat (-3) Wood 28 oz 31" (Used)
$42
SOLD
UNC Lacrosse Sweatshirt (medium)
VintageLaxBrand
UNC Lacrosse Sweatshirt (medium)
$40
SOLD
Under Armor Lacrosse Shoulder Pads
Equipment_Nerdz
Under Armor Lacrosse Shoulder Pads
$15
SOLD
Retail price: $50
Vintage LaxWorld Navy Lacrosse Jersey (L/xl)
VintageLaxBrand
Vintage LaxWorld Navy Lacrosse Jersey (L/xl)
$35
SOLD

From the Blog

Baseball Dad Hack: Buying, Selling, and Trading on SidelineSwap
Baseball Dad Hack: Buying, Selling, and Trading on SidelineSwap

Bryan Weston's journey into buying and selling sports gear started in a relatable way —as a dad trying to keep up with his son's evolving baseball needs.

Breaking the Ice: The Hustle Behind Top Flight Hockey’s Million-Dollar Success
Breaking the Ice: The Hustle Behind Top Flight Hockey’s Million-Dollar Success

For Quinton "Q" Oster and Dan Mikrut, two lifelong hockey enthusiasts, their hockey business started with one simple idea.

Vintage Sports, Unique Stories: Inside the World of Pro Seller Zach’s Trunk Show
Vintage Sports, Unique Stories: Inside the World of Pro Seller Zach’s Trunk Show

After leaving a desk job he despised in April of 2018, Zach dove headfirst into the world of sports resale—and hasn’t looked back.