Recently Viewed

Cobra Speed LD Offset M/ST - 5 Wood - LADIES Flex
WhyMakeBogey
Cobra Speed LD Offset M/ST - 5 Wood - LADIES Flex
$20
Intermediate CCM Right Handed JetSpeed FT6 P29 (Used)
CharliePayne
Intermediate CCM Right Handed JetSpeed FT6 P29 (Used)
$87
Retail price: $200
Buffalo Sabres Goat Head Crest Patch
ferro39
Buffalo Sabres Goat Head Crest Patch
$20

Recently Added

New Black Bauer Compression Tights - Senior Large
GearGuyzSideline Pro
New Black Bauer Compression Tights - Senior Large
$40
Senior Easton Synergy EQ20 16" Shin Pads (Used)
Em2971
Senior Easton Synergy EQ20 16" Shin Pads (Used)
$30
Intermediate Bauer Proto-R Left Hand Hockey Stick P92 Pro Stock (Used)
JMOR21
Intermediate Bauer Proto-R Left Hand Hockey Stick P92 Pro Stock (Used)
$145
Retail price: $300
Medium Jr Bauer Vapor Hyperlite Elbow Pads (Used)
eLyk2k1
Medium Jr Bauer Vapor Hyperlite Elbow Pads (Used)
$50
New Black Bauer Long Sleeve Padded Kevlar Neck Guard Compression Shirt - Senior Large
GearGuyzSideline Pro
New Black Bauer Long Sleeve Padded Kevlar Neck Guard Compression Shirt - Senior Large
$50
DeMarini Whisper Composite Bat (-10) 22 oz 32" (Used)
swhitt10
DeMarini Whisper Composite Bat (-10) 22 oz 32" (Used)
$190
New Black Bauer Short Sleeve Kevlar Neck Guard Compression Shirt - Senior Large
GearGuyzSideline Pro
New Black Bauer Short Sleeve Kevlar Neck Guard Compression Shirt - Senior Large
$45
2018 DeMarini D243 Maple Composite BBCOR Certified Bat (-3) 30 oz 33" (Used)
Swingking13
2018 DeMarini D243 Maple Composite BBCOR Certified Bat (-3) 30 oz 33" (Used)
$150
Retail price: $330
Large Senior Easton Mako M5 Elbow Pads (Used)
Em2971
Large Senior Easton Mako M5 Elbow Pads (Used)
$50
Blue XL Adult Unisex Polo Shirt (New) by RL
LempranSideline Pro
Blue XL Adult Unisex Polo Shirt (New) by RL
$165
Retail price: $165
2023 Marucci CAT Alloy USABat Certified Bat (-8) 21 oz 29" (Used)
ryjpeterson
2023 Marucci CAT Alloy USABat Certified Bat (-8) 21 oz 29" (Used)
$100
Boston Bruins Fanatics Practice Jersey (new)
andrei97
Boston Bruins Fanatics Practice Jersey (new)
$100
Retail price: $120
Junior Large Reebok 5k Hockey Goalie Pants (Used)
JTeb
Junior Large Reebok 5k Hockey Goalie Pants (Used)
$15
Under Armour HOVR Phantom 1 Mens Size 15 Cardinal Red Sneakers Shoes Athletic
EEstel48
Under Armour HOVR Phantom 1 Mens Size 15 Cardinal Red Sneakers Shoes Athletic
$73
Large Kids Unisex Shirt
toml2271
Large Kids Unisex Shirt
$15
Retail price: $30
2020 Louisville Slugger Select PWR Composite BBCOR Certified Bat (-3) 30 oz 33" (Used)
Swingking13
2020 Louisville Slugger Select PWR Composite BBCOR Certified Bat (-3) 30 oz 33" (Used)
$100
Wilson A2000 1786 11.5"
Knigxtz
Wilson A2000 1786 11.5"
$250
Retail price: $350
game used shayne corson eastonsynergy
Stiffy02
game used shayne corson eastonsynergy
$140
STX Surgeon white
BBrody104
STX Surgeon white
$50
Retail price: $100
True Catalyst 7X4 Hockey Skates Size 5.5 (Used)
eLyk2k1
True Catalyst 7X4 Hockey Skates Size 5.5 (Used)
$200

Price Drops

Bauer GSX Hockey Goalie Skates Size 1 (Used)
mikebritts
Bauer GSX Hockey Goalie Skates Size 1 (Used)
$66$7613%
13% PRICE DROP
Retail price: $190
Senior Bauer Vapor Goalie Neck Guard(New)
Jsilzer
Senior Bauer Vapor Goalie Neck Guard(New)
$45$5010%
10% PRICE DROP
Nike Alpha Huarache 8 Lacrosse Cleats (Size
sjohnston2
Nike Alpha Huarache 8 Lacrosse Cleats (Size
$35$4013%
13% PRICE DROP
Retail price: $90
Large Adult STX Shadow Shoulder Pads (Used)
lax_fipper3743
Large Adult STX Shadow Shoulder Pads (Used)
$36$4010%
20% PRICE DROP
Retail price: $90
Medium/Large Adult STX Stallion 900 Arm Pads (Used)
lax_fipper3743
Medium/Large Adult STX Stallion 900 Arm Pads (Used)
$40$4511%
15% PRICE DROP
Retail price: $85
Red Unisex Adult Size M 10.0 (W 11.0) Under Armour Shoes (New)
lax_fipper3743
Red Unisex Adult Size M 10.0 (W 11.0) Under Armour Shoes (New)
$45$5010%
25% PRICE DROP
Retail price: $100
White Men's Adult Size M 9.5 (W 10.5) Under Armour Molded Cleats Cleats (Used)
lax_fipper3743
White Men's Adult Size M 9.5 (W 10.5) Under Armour Molded Cleats Cleats (Used)
$27$3010%
10% PRICE DROP
Retail price: $65
Cascade R (Used)
lax_fipper3743
Cascade R (Used)
$45$5010%
18% PRICE DROP
Retail price: $90
Maverick Custom Gloves
lax_fipper3743
Maverick Custom Gloves
$36$4010%
20% PRICE DROP
Retail price: $80
Women Lacrosse helmet
Hannafranklin
Women Lacrosse helmet
$81$9010%
10% PRICE DROP
Retail price: $175
2024 True Pro Custom Hockey Skates Regular Width Pro Stock Size 6.5 (New)
LLogan924
2024 True Pro Custom Hockey Skates Regular Width Pro Stock Size 6.5 (New)
$406$47815%
42% PRICE DROP
Retail price: $1,100
(New)Black Adult Mizuno Pro Select Right Hand Throw Baseball Glove 11.75"
reosSideline Pro+
(New)Black Adult Mizuno Pro Select Right Hand Throw Baseball Glove 11.75"
$191$25024%
15% OFF
Retail price: $300
Men's Sub 70 Driver I Speedster 57 Evolution Regular Flex
reosSideline Pro+
Men's Sub 70 Driver I Speedster 57 Evolution Regular Flex
$96$12524%
15% OFF
White Men's Size M 12.0 (W 13.0) Adult Nike Low Top Force Trout 9 Pro MCS Molded Cleats (Used)
AlwaysQuality
White Men's Size M 12.0 (W 13.0) Adult Nike Low Top Force Trout 9 Pro MCS Molded Cleats (Used)
$27$3112%
33% PRICE DROP
Gray Men's Size M 12.0 (W 13.0) Adult Nike Low Top Air Diamond Turf Cleats (Used)
AlwaysQuality
Gray Men's Size M 12.0 (W 13.0) Adult Nike Low Top Air Diamond Turf Cleats (Used)
$27$3112%
33% PRICE DROP
Gray Men's Size M 12.0 (W 13.0) Adult Nike Low Top Force zoom trout 9 pro Molded Cleats (Used)
AlwaysQuality
Gray Men's Size M 12.0 (W 13.0) Adult Nike Low Top Force zoom trout 9 pro Molded Cleats (Used)
$33$3814%
34% PRICE DROP
Mizuno MP 63 Right Handed Iron Set 5 Pieces (Used)
Gitch101
Mizuno MP 63 Right Handed Iron Set 5 Pieces (Used)
$135$15010%
10% PRICE DROP
Retail price: $500
New Balance 480 BB480LHB Sneaker Mens Brown White Lace Up Lifestyle Shoes LR3010
DBDeals
New Balance 480 BB480LHB Sneaker Mens Brown White Lace Up Lifestyle Shoes LR3010
$65$9028%
28% PRICE DROP
Wilson A2000 33” Catcher’s mitt
VacavilleJ
Wilson A2000 33” Catcher’s mitt
$162$18010%
10% PRICE DROP
Retail price: $350
CCM HP35 Medium Pro stock pants Navy
Kgertz56
CCM HP35 Medium Pro stock pants Navy
$63$7010%
10% PRICE DROP
Retail price: $150

Recently Sold

Pitcher's Right Hand Throw Rawlings Gamer Series Baseball Glove 11.5" (Used)
Bats45667
Pitcher's Right Hand Throw Rawlings Gamer Series Baseball Glove 11.5" (Used)
$42
SOLD
Retail price: $100
Bauer Men’s/Senior Small Undershirt With Kevlar Neck Guard
vermontrivers
Bauer Men’s/Senior Small Undershirt With Kevlar Neck Guard
$15
SOLD
Retail price: $80
Oakley Sutro Sunglasses (Brand New)
btb44
Oakley Sutro Sunglasses (Brand New)
$65
SOLD
Retail price: $220
Used 2021 Rossignol Experience 88 Ti Ski with Bindings Size: 180 (Option 242409)
barriessportsSideline Pro
Used 2021 Rossignol Experience 88 Ti Ski with Bindings Size: 180 (Option 242409)
$229$26915%
SOLD
Retail price: $1,050
Bauer Black Re-Akt 155 Medium Helmet
Hops4
Bauer Black Re-Akt 155 Medium Helmet
$178$20915%
SOLD
Retail price: $259
Louisville Slugger Select PWR Hybrid BBCOR Certified Bat (-3) 28 oz 31" (Used)
dbtaylor37
Louisville Slugger Select PWR Hybrid BBCOR Certified Bat (-3) 28 oz 31" (Used)
$180
SOLD
Vice Pro Balls 36 Pack (3 Dozen) (Used)
Scott_Stark11
Vice Pro Balls 36 Pack (3 Dozen) (Used)
$35
SOLD
STX Surgeon 1K Head (Used)
Johnnyboy2469
STX Surgeon 1K Head (Used)
$54
SOLD
Retail price: $99
STX Strung Surgeon 1K Head (Used)
Boaterman2342
STX Strung Surgeon 1K Head (Used)
$54
SOLD
STX Strung Surgeon 1K Head (New)
RB_STRINGS
STX Strung Surgeon 1K Head (New)
$155
SOLD
Retail price: $200
ATTACK POCKET: New STX SURGEON Purple 1K Any Custom Stringing ECD HERO 4.0 MESH
fjaylax
ATTACK POCKET: New STX SURGEON Purple 1K Any Custom Stringing ECD HERO 4.0 MESH
$135
SOLD
Retail price: $200
STX Strung Hammer 1K Head (Used)
ZORBJ4
STX Strung Hammer 1K Head (Used)
$67
SOLD
Adult STX Strung Stallion 1K Head (Used)
s78274627
Adult STX Strung Stallion 1K Head (Used)
$53
SOLD
Retail price: $130
Adult STX Unstrung Surgeon 1K Head (New)
Carston25
Adult STX Unstrung Surgeon 1K Head (New)
$85
SOLD
Retail price: $100
Maverik Lacrosse Gloves 13" (New)
gmo28
Maverik Lacrosse Gloves 13" (New)
$76
SOLD
Retail price: $250
New 2 pack CCM Jetspeed FT7 Pro (blue) Pro Stock - LH, P28, 70 Flex
ProSourceHockeySideline Pro
New 2 pack CCM Jetspeed FT7 Pro (blue) Pro Stock - LH, P28, 70 Flex
$425
SOLD
75 Flex P92M Senior CCM Jetspeed FT7 Pro Right Handed Hockey Stick Pro Stock (New) NHL
NorthProStockSideline Pro+
75 Flex P92M Senior CCM Jetspeed FT7 Pro Right Handed Hockey Stick Pro Stock (New) NHL
$199
SOLD
Retail price: $500
Maverick Showtime 25’ Used 1 Day
Lax12364
Maverick Showtime 25’ Used 1 Day
$268$31515%
SOLD
Retail price: $400
Lacrosse helmet, Cascade Xrs Pro
Calamo18
Lacrosse helmet, Cascade Xrs Pro
$255
SOLD
Retail price: $330
2025 Easton Ghost OG Bat (-11) 22 oz 33" (New)
Jperrigo
2025 Easton Ghost OG Bat (-11) 22 oz 33" (New)
$325
SOLD
Retail price: $450

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.