Recently Added

2 Intermediate Bauer Supreme 1S Right Handed Hockey Stick P88 and P14 (New in wrapping)
BlakeGreeny
2 Intermediate Bauer Supreme 1S Right Handed Hockey Stick P88 and P14 (New in wrapping)
$170
Retail price: $270
Senior Bauer Supreme One40 16" Shin Pads (Used)
Zdawg11
Senior Bauer Supreme One40 16" Shin Pads (Used)
$30
Yellow Practice Jersey, Adult XL
GearSurplus
Yellow Practice Jersey, Adult XL
$8
Retail price: $14
Nike Paul George PG 5 TB Team Basketball Shoes Black White Men 13 DM5045-001 NEW
wii_fit
Nike Paul George PG 5 TB Team Basketball Shoes Black White Men 13 DM5045-001 NEW
$295
Small Bauer Supreme 1S Goalie Chest Protector (Used)
NatedannaSideline Pro
Small Bauer Supreme 1S Goalie Chest Protector (Used)
$125
Bauer Vapor X2.9 Gloves 15" (Used)
Zdawg11
Bauer Vapor X2.9 Gloves 15" (Used)
$60
Red Practice Jersey, Adult XL
GearSurplus
Red Practice Jersey, Adult XL
$8
Retail price: $14
Maverik Max Showtime 2022 Lacrosse Gloves Large (Used)
BaysideLax
Maverik Max Showtime 2022 Lacrosse Gloves Large (Used)
$80
Medium Under Armour UABH2-100 Batting Helmet (Used)
logan_koslin22
Medium Under Armour UABH2-100 Batting Helmet (Used)
$10
Retail price: $50
Cobra DS Adapt Driver Regular Flex 60g Shaft
Bruinsfan21
Cobra DS Adapt Driver Regular Flex 60g Shaft
$450
Retail price: $550
Golf Pride Z-Grip Golf Grip (Black/Black, Std, Round) TaylorMade Logo PULL OFF
Promgolf
Golf Pride Z-Grip Golf Grip (Black/Black, Std, Round) TaylorMade Logo PULL OFF
$8
Jofa 390 Helmet (Used)
Zdawg11
Jofa 390 Helmet (Used)
$20
ECD Strung Mirage 2.0 Head (Used)
Kbett31
ECD Strung Mirage 2.0 Head (Used)
$200
2005 Louisville Slugger Catalyst Model FPC305 (-8) 26 oz 34" (Used)
MrBaseball2025
2005 Louisville Slugger Catalyst Model FPC305 (-8) 26 oz 34" (Used)
$45
Retail price: $269
2024 CCM Eflex 6.9 Goalie Leg Pads (Used)
HunterHop
2024 CCM Eflex 6.9 Goalie Leg Pads (Used)
$300
Retail price: $760
Medium Bauer Re-Akt Helmet (Used)
Zdawg11
Medium Bauer Re-Akt Helmet (Used)
$50
Royal Gold Chennile Numbers for Varsity Jacket & Sweaters
Sports_N_Stuff
Royal Gold Chennile Numbers for Varsity Jacket & Sweaters
$50
2018 Easton Ghost X Composite USSSA Certified Bat (-5) 16 oz 31" (Used)
logan_koslin22
2018 Easton Ghost X Composite USSSA Certified Bat (-5) 16 oz 31" (Used)
$85
Retail price: $150
Bauer Lil Champ Hockey Skates Blue Size 8/9 (Used)
tuck4226
Bauer Lil Champ Hockey Skates Blue Size 8/9 (Used)
$25
Youth Under Armour Spotlight Stick (Used)
d0wner1818
Youth Under Armour Spotlight Stick (Used)
$35
Retail price: $119

Price Drops

CCM player plants
JWlocker
CCM player plants
$20$3949%
49% PRICE DROP
Retail price: $60
Used Men's Ping I20 Right Handed Driver | Stiff Flex | Project X Graphite Shaft
Bayside_SportsSideline Pro+
Used Men's Ping I20 Right Handed Driver | Stiff Flex | Project X Graphite Shaft
$120$14014%
14% PRICE DROP
Retail price: $300
Warriors AlphaF2 gloves
JWlocker
Warriors AlphaF2 gloves
$25$6058%
58% PRICE DROP
Retail price: $130
Bauer IMS 5.0
JWlocker
Bauer IMS 5.0
$18$4963%
54% PRICE DROP
Retail price: $65
Men's G/FORE MG4X2 Golf Cross Trainer Shoes - Size 11
mikefigurski
Men's G/FORE MG4X2 Golf Cross Trainer Shoes - Size 11
$90$10010%
10% PRICE DROP
Retail price: $195
THREE (3) Nike CEO 2 Head (Strung)
AlexChoi12Sideline Pro
THREE (3) Nike CEO 2 Head (Strung)
$140$1453%
17% PRICE DROP
NEW Bauer Pro Long Sleeve Top, Sr XL, Dark Gray/Red
GFsports
NEW Bauer Pro Long Sleeve Top, Sr XL, Dark Gray/Red
$32$3510%
10% PRICE DROP
Retail price: $70
Alpine Design Boys Size 5 Boots Camo Suede Camouflage Gray Lace Up Shoes Dylan
VasquezVintage
Alpine Design Boys Size 5 Boots Camo Suede Camouflage Gray Lace Up Shoes Dylan
$20$2623%
30% PRICE DROP
Soul Naturalizer Charlie Sneaker Womens 8 Shoes Blue Gray Lace Up Low
VasquezVintage
Soul Naturalizer Charlie Sneaker Womens 8 Shoes Blue Gray Lace Up Low
$23$3536%
41% PRICE DROP
Goaliesmith experience Jersey
Holdenr2020
Goaliesmith experience Jersey
$36$4010%
10% PRICE DROP
Retail price: $55
Men’s right handed Wilson C19 pitching wedge
cdonny19
Men’s right handed Wilson C19 pitching wedge
$36$4520%
20% PRICE DROP
Bauer Supreme UltraSonic goalie skate Sz. 9
Stu33s
Bauer Supreme UltraSonic goalie skate Sz. 9
$230$27015%
24% PRICE DROP
Retail price: $900
NEW Bauer Nexus Tracer Rh Hockey Stick P28
twigplug
NEW Bauer Nexus Tracer Rh Hockey Stick P28
$194$21510%
10% PRICE DROP
Retail price: $350
Gray Men's Size M 11.0 (W 12.0) Adult Warrior Low Top Burn 8.0 Molded Cleats (Used)
chervey11
Gray Men's Size M 11.0 (W 12.0) Adult Warrior Low Top Burn 8.0 Molded Cleats (Used)
$13$1513%
13% PRICE DROP
Retail price: $45
Senior Warrior Alpha DX Pro 16" Shin Pads (Used)
chervey11
Senior Warrior Alpha DX Pro 16" Shin Pads (Used)
$22$2512%
12% PRICE DROP
Retail price: $85
New Balance Burn X2 Cleats - NEW (11.5)
stikflip
New Balance Burn X2 Cleats - NEW (11.5)
$54$6010%
10% PRICE DROP
Retail price: $100
Marucci CATX Alloy BBCOR Certified Bat (-3) 30 oz 33" (New)
gonehuntin77
Marucci CATX Alloy BBCOR Certified Bat (-3) 30 oz 33" (New)
$99$11010%
10% PRICE DROP
Senior Left Hand Pro Blackout P28 (Used)
Baronhoneybuns
Senior Left Hand Pro Blackout P28 (Used)
$57$6815%
23% PRICE DROP
Retail price: $200
White Goalie Jersey 56G
Baronhoneybuns
White Goalie Jersey 56G
$47$5515%
28% PRICE DROP
Retail price: $100
Canadian Club Black Jersey
Baronhoneybuns
Canadian Club Black Jersey
$39$4615%
35% PRICE DROP
Retail price: $100

Recently Sold

Wilson Right Hand Throw Infield A2000 1786 Baseball Glove 11.5" (Used)
CuzziSports
Wilson Right Hand Throw Infield A2000 1786 Baseball Glove 11.5" (Used)
$158
SOLD
Used Medium Youth Xenith XFlexion Shoulder Pads
EmpireSportsSideline Pro+
Used Medium Youth Xenith XFlexion Shoulder Pads
$60
SOLD
Retail price: $145
Men's 2017 TaylorMade M1 Right Handed Driver Regular Flex 9.5 Loft (Used)
TTed910
Men's 2017 TaylorMade M1 Right Handed Driver Regular Flex 9.5 Loft (Used)
$130
SOLD
Rawlings Right Hand Throw Infield Pro Preferred Baseball Glove 11.5" (Used)
rcluff2
Rawlings Right Hand Throw Infield Pro Preferred Baseball Glove 11.5" (Used)
$310
SOLD
2025 Warstic Bonesaber Hybrid BBCOR Certified Bat (-3) Hybrid 28 oz 31" (Used)
Caseyrandall
2025 Warstic Bonesaber Hybrid BBCOR Certified Bat (-3) Hybrid 28 oz 31" (Used)
$225
SOLD
Retail price: $400
2023 Warstic Bonesaber Hybrid BBCOR Certified Bat (-3) Hybrid 28 oz 31" (Used)
JTJ1010
2023 Warstic Bonesaber Hybrid BBCOR Certified Bat (-3) Hybrid 28 oz 31" (Used)
$129
SOLD
Retail price: $300
Adrenaline Nomad Prototype
TheKeendawg
Adrenaline Nomad Prototype
$60
SOLD
Black Small Adult Unisex Adidas Shirt (New)
samcogan
Black Small Adult Unisex Adidas Shirt (New)
$24
SOLD
Brand new Maverik M5 Lacrosse Elbow pads
LacrosseGenuis
Brand new Maverik M5 Lacrosse Elbow pads
$50
SOLD
Retail price: $90
Maverik M6 Lacrosse Gloves Large (Used)
Ethan_oore
Maverik M6 Lacrosse Gloves Large (Used)
$80
SOLD
Retail price: $175
Bauer Supreme Mach Hockey Skates 9 (New)
ChillysProShop
Bauer Supreme Mach Hockey Skates 9 (New)
$650
SOLD
Retail price: $1,080
CCM HG12 Gloves 14" Pro Stock (New)
Dyckerz12
CCM HG12 Gloves 14" Pro Stock (New)
$230
SOLD
Nike Bauer Supreme Goalie Pants
PeterSports
Nike Bauer Supreme Goalie Pants
$50
SOLD
Adult Maverik Strung Kinetik Head (Used)
petrosac
Adult Maverik Strung Kinetik Head (Used)
$35
SOLD
Retail price: $100
Men's 2006 Callaway Big Bertha 2006 Right Handed Iron Set Regular Flex 7 Pieces Steel Shaft (Used)
Darbar
Men's 2006 Callaway Big Bertha 2006 Right Handed Iron Set Regular Flex 7 Pieces Steel Shaft (Used)
$145
SOLD
Detroit Red Wings New Size 56 Adidas Jersey
1000Hockey
Detroit Red Wings New Size 56 Adidas Jersey
$60
SOLD
Retail price: $180
Senior Bauer Nexus Sync Left Hand Hockey Stick P92 (New)
Hockey30157
Senior Bauer Nexus Sync Left Hand Hockey Stick P92 (New)
$120
SOLD
ECD Lacrosse DNA | Strung Head
blowout_bargainsSideline Pro+
ECD Lacrosse DNA | Strung Head
$35
SOLD
Lacrosse Sticks Combo
huckandpray
Lacrosse Sticks Combo
$135
SOLD
Cascade XRS Helmet
Bigbloo17Sideline Pro
Cascade XRS Helmet
$250
SOLD
Retail price: $400

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.