Recently Viewed

SUUNTO WIRELESS TANK PRESSURE TRANSMITTER Hoseless Scuba Dive Computer
diveagainscuba
SUUNTO WIRELESS TANK PRESSURE TRANSMITTER Hoseless Scuba Dive Computer
$250
CCM AS-V Pro Regular Width 8 (Used)
Cameroncurrier2
CCM AS-V Pro Regular Width 8 (Used)
$260
Retail price: $1,120
Free Shipping
Snowboard with size 9 snowboard boots
Charlie_D
Snowboard with size 9 snowboard boots
$300
Retail price: $380
Replacement Part - One Kids Elbow Pad - Star Wars Darth Vader Protective Padding
EzMonsterDeals
Replacement Part - One Kids Elbow Pad - Star Wars Darth Vader Protective Padding
$4
9.9 COND STILL IN SHRINK TAYLORMADE QI10 MAX DRIVER 9* SPEEDER NX 50g STIFF W HC
sellingersgolf
9.9 COND STILL IN SHRINK TAYLORMADE QI10 MAX DRIVER 9* SPEEDER NX 50g STIFF W HC
$550

Recently Added

Bauer Ns Hockey Skates Regular Width Size 3 (Used)
Mckenly
Bauer Ns Hockey Skates Regular Width Size 3 (Used)
$20
Bauer Nexus 2N Pro XL Lefty P92
Mm2ndsite113
Bauer Nexus 2N Pro XL Lefty P92
$180
Retail price: $200
Men’s Vans Size 12
jhoops89
Men’s Vans Size 12
$36
Retail price: $70
Rare CCM U+ pro Hockey Skates Regular Width 8.5 (New)
HockeyEquipHubSideline Pro
Rare CCM U+ pro Hockey Skates Regular Width 8.5 (New)
$375
USA Hockey L Swim Suit
jhoops89
USA Hockey L Swim Suit
$15
Retail price: $35
Practically New Wilson A2K 1787 11.75 Inch RHT Baseball Glove
Jdmarks13
Practically New Wilson A2K 1787 11.75 Inch RHT Baseball Glove
$285
Retail price: $379
2018 Louisville Slugger Prime 919 Composite USABat Certified Bat (-10) 20 oz 30" (Used)
clarson79
2018 Louisville Slugger Prime 919 Composite USABat Certified Bat (-10) 20 oz 30" (Used)
$53
Retail price: $300
Infield RH Wilson DP15 A2000 Baseball Glove 11.5" (Used)
McCarson82
Infield RH Wilson DP15 A2000 Baseball Glove 11.5" (Used)
$220
Retail price: $350
Bauer Profile III Face Mask
Mm2ndsite113
Bauer Profile III Face Mask
$60
Retail price: $70
2022 Louisville Slugger USA Prime 32” drop -10
clarson79
2022 Louisville Slugger USA Prime 32” drop -10
$89
Retail price: $300
NEW - PC - DESPERADOS III 3 Rated M Wild West PC DVD Video Game Windows 7-10
Vikingfanant
NEW - PC - DESPERADOS III 3 Rated M Wild West PC DVD Video Game Windows 7-10
$7
Used ECD Carbon 3.0 Shaft
Zacstarr
Used ECD Carbon 3.0 Shaft
$65
Retail price: $100
SESAME STREET: Cookie's Counting Carnival The Videogame PC DVD ROM 2010 SEALED
Vikingfanant
SESAME STREET: Cookie's Counting Carnival The Videogame PC DVD ROM 2010 SEALED
$10
2022 44 Pro First Base RH Signature Series Baseball Glove 12.5" (Used)
Aselta
2022 44 Pro First Base RH Signature Series Baseball Glove 12.5" (Used)
$200
Retail price: $250
Super Lucky's Tale ( PC DVD ) Brand New FREE SHIPPING E THQ Microsoft Studios
Vikingfanant
Super Lucky's Tale ( PC DVD ) Brand New FREE SHIPPING E THQ Microsoft Studios
$7
Cleveland RTX 588 Rotex 2.0 Black 56* Sand Wedge (SW) Wedge Flex Steel (35.5)
blakesgolfshop
Cleveland RTX 588 Rotex 2.0 Black 56* Sand Wedge (SW) Wedge Flex Steel (35.5)
$61
Bauer insoles Speed Plate 2.0 size 11
Mm2ndsite113
Bauer insoles Speed Plate 2.0 size 11
$35
Retail price: $50
2022 Rawlings RH Outfield Pro Preferred Baseball Glove 12.75" (Used)
Aselta
2022 Rawlings RH Outfield Pro Preferred Baseball Glove 12.75" (Used)
$300
Retail price: $380
Wilson RH Infield A2000 Baseball Glove 12" (Used)
Aselta
Wilson RH Infield A2000 Baseball Glove 12" (Used)
$125
Retail price: $250
BIOMUTANT PC -Standard Edition BRAND NEW Factory Sealed - THQ 2021
Vikingfanant
BIOMUTANT PC -Standard Edition BRAND NEW Factory Sealed - THQ 2021
$8

Price Drops

New San Jose Sharks "SJ" Warrior Covert QRE Girdle Shell Medium +1 *Read Full Description*
SammySteckerSideline Pro
New San Jose Sharks "SJ" Warrior Covert QRE Girdle Shell Medium +1 *Read Full Description*
$34$4626%
15% OFF
SpongeBob SquarePants Night Pro Stock Socks 30” *Read Full Description*
SammySteckerSideline Pro
SpongeBob SquarePants Night Pro Stock Socks 30” *Read Full Description*
$13$2139%
15% OFF
Senior CCM JetSpeed FT7 Right Handed Hockey Stick P29 (Used)
williamaarnold6
Senior CCM JetSpeed FT7 Right Handed Hockey Stick P29 (Used)
$106$12012%
30% PRICE DROP
Retail price: $279
Junior CCM AS-570 Left Hand Hockey Stick P29 (New)
williamaarnold6
Junior CCM AS-570 Left Hand Hockey Stick P29 (New)
$72$8010%
10% PRICE DROP
Retail price: $139
Bauer Vapor 2X Gloves 12" (Used)
86_Hockey
Bauer Vapor 2X Gloves 12" (Used)
$37$5128%
15% OFF
Retail price: $120
Bauer Vapor 5x Pro Hockey Skates Size 2.5 D (Used)
Bzoskie
Bauer Vapor 5x Pro Hockey Skates Size 2.5 D (Used)
$171$19010%
10% PRICE DROP
Retail price: $550
Senior Bauer Vapor 3X 17" Shin Pads (New)
Wagewar89
Senior Bauer Vapor 3X 17" Shin Pads (New)
$60$7014%
20% PRICE DROP
Retail price: $90
Senior Bauer Proto R Gold Left Hand Hockey Stick P88 (New)
krev
Senior Bauer Proto R Gold Left Hand Hockey Stick P88 (New)
$200$22511%
44% PRICE DROP
Retail price: $359
Senior Bauer Proto R Black Left Hand Hockey Stick P88 (New)
krev
Senior Bauer Proto R Black Left Hand Hockey Stick P88 (New)
$200$22511%
44% PRICE DROP
Retail price: $359
Warrior Evo Lacrosse Gloves Medium (New)
jmaclax
Warrior Evo Lacrosse Gloves Medium (New)
$107$11910%
10% PRICE DROP
Retail price: $140
Medium Bauer Re-Akt 155 Helmet Pro Stock (Used)
rickyd83
Medium Bauer Re-Akt 155 Helmet Pro Stock (Used)
$118$13915%
28% PRICE DROP
Retail price: $259
Black Men's Size M 8.5 (W 9.5) Nike High Top Trout Molded Cleats (Used)
Durtesanch
Black Men's Size M 8.5 (W 9.5) Nike High Top Trout Molded Cleats (Used)
$10$1533%
33% PRICE DROP
Retail price: $60
Cascade CPV-R Helmet (open to offers)
DDerek750
Cascade CPV-R Helmet (open to offers)
$30$3515%
15% PRICE DROP
Retail price: $180
New balance Burn X3 Cleats(open to all offers)
DDerek750
New balance Burn X3 Cleats(open to all offers)
$34$4015%
15% PRICE DROP
Retail price: $90
Adult Maverik Strung Tank 2 Head (Open to offers)
DDerek750
Adult Maverik Strung Tank 2 Head (Open to offers)
$47$5515%
15% PRICE DROP
Retail price: $100
ECD Carbon 3.0 Pro Defense Shafts (taking offers)
DDerek750
ECD Carbon 3.0 Pro Defense Shafts (taking offers)
$85$10015%
15% PRICE DROP
Retail price: $210
CCM Fitlite 3DS Junior Hockey Helmet XS - (47cm-55cm) 5 7/8 - 6 7/8
NateL
CCM Fitlite 3DS Junior Hockey Helmet XS - (47cm-55cm) 5 7/8 - 6 7/8
$24$2710%
19% PRICE DROP
Lundhag Guide Expedition BC Boots, EU 43, USED ONCE
gavinmilligan3
Lundhag Guide Expedition BC Boots, EU 43, USED ONCE
$106$11810%
41% PRICE DROP
Retail price: $220
ECD Carbon 2 (Used)
relax_and_sell
ECD Carbon 2 (Used)
$60$10040%
40% PRICE DROP
Retail price: $170
Senior Bauer M5 pro Regular Goalie Stick 26" Paddle (Used)
Chaseblackburn
Senior Bauer M5 pro Regular Goalie Stick 26" Paddle (Used)
$110$14021%
21% PRICE DROP
Retail price: $219

Recently Sold

STX Surgeon 1K Head (New)
Jakes1733
STX Surgeon 1K Head (New)
$85
SOLD
Retail price: $100
New Senior Bauer Supreme Mach Regular 25" Pro Stock Goalie Stick
Emmy23
New Senior Bauer Supreme Mach Regular 25" Pro Stock Goalie Stick
$223
SOLD
Retail price: $320
Bauer Supreme Mach - Used NCAA Pro Stock Goalie Glove (White/Red/Gold)
HockeyStickManSideline Pro+
Bauer Supreme Mach - Used NCAA Pro Stock Goalie Glove (White/Red/Gold)
$250
SOLD
Used CCM Regular 25" Paddle Pro Stock Eflex 5 prolite Goalie Stick
CPPPUCK24
Used CCM Regular 25" Paddle Pro Stock Eflex 5 prolite Goalie Stick
$107
SOLD
Retail price: $200
2 PACK Bauer Vapor HYPERLITE / FLYLITE Pro Stock Hockey Stick 82 Flex Left P92 5270
Valhalla_SportSideline Pro+
2 PACK Bauer Vapor HYPERLITE / FLYLITE Pro Stock Hockey Stick 82 Flex Left P92 5270
$250
SOLD
2 Pack Bauer 2N / GEO Pro Hockey Stick Pro Stock Grip 87 Flex Left P28 HARDMAN 8694
Valhalla_SportSideline Pro+
2 Pack Bauer 2N / GEO Pro Hockey Stick Pro Stock Grip 87 Flex Left P28 HARDMAN 8694
$345
SOLD
Bauer Supreme 3S Goalie Leg Pads | INT Small
blowout_bargainsSideline Pro+
Bauer Supreme 3S Goalie Leg Pads | INT Small
$115
SOLD
Retail price: $400
Bauer Profile 960 XPM M/L
Asher_mo2
Bauer Profile 960 XPM M/L
$253
SOLD
Bauer 2X Pro Goalie Glove | Senior Regular | Vehvilainen
SteelDealsSideline Pro+
Bauer 2X Pro Goalie Glove | Senior Regular | Vehvilainen
$80
SOLD
Bauer Hyperlite Glove and Blocker
ecb47
Bauer Hyperlite Glove and Blocker
$250
SOLD
Bauer Hyperlite 2 Glove And Blocker
abes31
Bauer Hyperlite 2 Glove And Blocker
$600
SOLD
Small Bauer Vapor 3X Goalie Leg Pads (Used)
Adamhockey16
Small Bauer Vapor 3X Goalie Leg Pads (Used)
$229
SOLD
Senior Bauer Regular Mach 25" Paddle (Used)
Poirier1
Senior Bauer Regular Mach 25" Paddle (Used)
$150
SOLD
Retail price: $230
2024 Bauer Vapor Hyperlite 2 Regular (Used)
Vanzo
2024 Bauer Vapor Hyperlite 2 Regular (Used)
$325
SOLD
Retail price: $1,000
Bauer M5 Pro Regular (Used)
Vermillion219
Bauer M5 Pro Regular (Used)
$74
SOLD
Bauer Vapor X5 Pro goalie leg pads size intermediate medium 31+
kagorton
Bauer Vapor X5 Pro goalie leg pads size intermediate medium 31+
$275
SOLD
Retail price: $650
Bauer Mach - Used Pro Stock Goalie Blocker (White/Maroon/Gold)
HockeyStickManSideline Pro+
Bauer Mach - Used Pro Stock Goalie Blocker (White/Maroon/Gold)
$300
SOLD
2023 True TF9 Hockey Goalie Skates Regular Width 8.5 (Used)
MTM60
2023 True TF9 Hockey Goalie Skates Regular Width 8.5 (Used)
$350
SOLD
34" (Medium) Bauer Hyperlite 2 Goalie Full Set (Used)
Simcoe08
34" (Medium) Bauer Hyperlite 2 Goalie Full Set (Used)
$725
SOLD
Bauer 960 - Used Medium Pro Stock Hockey Goalie Mask (White)
HockeyStickManSideline Pro+
Bauer 960 - Used Medium Pro Stock Hockey Goalie Mask (White)
$340$40015%
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.