A
- a3 Megaride 8
- ADI2000 19
- Adicross 1
- Adidas Court 4
- Adidas Italia 14
- Adidas Japan 21
- Adidas Slide 5
- Adidas Sport 5
- Adidas Tokyo 1
- Adi Ease 3
- adiFOM Adilette Slide 1
- adiFOM Climacool 11
- adiFOM IIInfinity 7
- adiFOM Q 17
- adiFOM SLTN 3
- adiFOM Supernova 6
- adiFOM Superstar 15
- Adilette 121
- Adilette 22 19
- Adilette Boost 17
- Adilette Clog 5
- Adilette Lumia 7
- Adimatic 53
- Adimule 5
- Adipower Weightlifting 5
- Adi Racer 14
- Adissage 2
- Adistar 16
- Adistar Control 5 35
- Adistar Cushion 24
- Adistar Jellyfish 10
- Adizero Adios 3
- Adizero Adios OG 5
- Adizero Adios Pro 3 19
- Adizero Adios Pro 4 1
- Adizero Ambition 5
- Adizero Aruku 26
- Adizero Avanti 4
- Adizero Boston 3
- Adizero Boston 12 11
- Adizero Boston 13 12
- Adizero Electric 11
- Adizero Electric+ 1
- Adizero Electric.2 3
- Adizero Evo SL 16
- Adizero F50 64
- Adizero Finesse Spikes 8
- Adizero Goukana 9
- Adizero Impact.2 2
- Adizero Instinct 2.0 2
- Adizero Prime 5
- Adizero Prime X 17
- Adizero RC 6
- Adizero Select 4
- Adizero Select 2.0 5
- Adizero SL 10
- Adizero SL2 10
- Adizero Takumi 8
- Advantage 11
- AE 1 21
- AE 2 17
- Aloha Super 13
- AlphaBoost 5
- AlphaBoost V1 5
- AlphaBoost V2 3
- Alphabounce 15
- Alphabounce Slide 3
- AlphaEdge+ 1
- AlphaEdge 4D 5
- Alphatorsion 3
- Americana 1
- AR 7
- AR Trainer 2
- Attitude 1
- Avacourt 1
- Avryn 5
B
- Barreda 31
- Barricade 1
- Basket Profi 2
- Believe That 1 1
- Bermuda 8
- Boost Icon 1
- Boston Super 1
- Box Hog 12
- Bravada 5
- Break Start 7
- Busenitz 29
- BW Army 36
- BYW Select 1
C
- Campus 241
- Centennial 24
- Climacool 36
- ClimaCool 1 3
- Climacool Ventania 14
- Climacool Vento 13
- Climawarm 9
- Coast Star 6
- CodeChaos 3
- Continental 80 26
- Continental Vulc 1
- Copa 4
- Copa Gloro 7
- Copa Mundial 5
- Copa Premiere 3
- Copa Pure 47
- Copa Sense+ 5
- Copa Sense.1 5
- Country 39
- CourtBlock 1
- CourtJam 1
- Courtpoint 2
- Court Tourino 1
- Crazy 8 5
- Crazy BYW 11
- Crazychaos 5
- Crazyflight 7
- Crazy IIInfinity 8
D
- D.O.N. Issue #2 5
- D.O.N. Issue #3 5
- D.O.N. Issue #4 3
- D.O.N. Issue #5 6
- D.O.N. Issue #6 5
- D.O.N. Issue #7 1
- Daily 4.0 10
- Dame 4 2
- Dame 7 4
- Dame 8 8
- Dame 9 5
- Dame Certified 3 4
- Dame X 5
- Day Jogger 5
- Deerupt 2
- Delpala 1
- Dropset 19
- Drop Step 32
- D Rose 773 4 1
- D Rose Son of Chi 1
- Duramo 28
- Duramo Slides 1
E
- Energy Cloud 1
- Entrap 13
- EQ19 1
- EQT ADV 5
- EQT Basketball 9
- EQT Cushion 1
- EQT Racing 2
- EQT Support 9
- EQT Support 93/17 3
- Equipment 7
- Exhibit A 4
F
- F50 13
- Five Ten 11
- Forest Grove 2
- Forest Hills 2
- Forum 331
- Forum2000 8
- Futro Mixr 7
- Futurecraft 4D 5
- FYW S-97 2
H
- Haiwee 2
- Hamburg 1
- Handball 229
- Harden Stepback 2
- Harden Vol. 1 4
- Harden Vol. 3 1
- Harden Vol. 4 2
- Harden Vol. 5 2
- Harden Vol. 6 5
- Harden Vol. 7 4
- Harden Vol. 8 9
- Harden Vol. 9 10
- Harden Vol. 10 9
- Hoops 2.0 4
- Hoops 3.0 5
- Hoops 4.0 6
- Hyperboost Edge 7
- Hyperfast 18
- Hyperturf 10
I
- I-5923 2
- Indoor Super 1
- Intimidation 7
J
- Jabbar 42
- Jeremy Scott Wings 6
L
- LA Trainer 6
- Lightblaze 19
- Lightblaze Slide 2
- Ligra 3
- Lite Racer 5
- London 5
- Lucas Premiere 1
- LWST 11
- LXCON 7
M
- Mahomes 1 Impact FLX 1
- Marathon 1
- Matchbreak Super 8
- Maxxwavy 4
- Megaride O1 8
- Midcity 1
- Multix 11
- Munchen 3
N
- Neo 1
- New York 7
- Niteball 41
- Nite Jogger 46
- Nizza 73
- NMD City Sock 8
- NMD Human Race 36
- NMD Human Race Trail 5
- NMD Runner 128
- NMD XR1 1
- NMD_G1 2
- NMD_S1 31
- NMD_V3 20
- Nora 22
- Novaflight 1
- NY 90 2
P
- P.O.D. S3.1 4
- Powerlift 4 1
- Powerlift 5 6
- PowerPhase 12
- Predator 24 Elite 5
- Predator 24 League 14
- Predator 24 League Freestyle 9
- Predator 24 Pro 10
- Predator Accuracy+ 3
- Predator Accuracy.1 4
- Predator Accuracy.3 5
- Predator Accuracy.4 3
- Predator Club 7
- Predator Edge.1 5
- Predator Edge.3 2
- Predator Elite 61
- Predator League 30
- Predator Pro 13
- Predator Sala 10
- Pro Boost 1
- Pro Bounce 2018 1
- Pro Model 24
- Prophere 2
- Puffylette 13
- Puig 7
- Puig Indoor 7
- PulseBoost HD 3
- PureBoost 34
- PureBoost 5 8
- PureBoost 22 1
- PureHustle 1
Q
R
- R71 15
- Rapidmove 2
- Response 1
- Response CL 23
- Response SR 2
- Retrocross 2
- Retropy E5 53
- Retropy F2 3
- Retropy F90 4
- Rivalry 89
- Rod Laver 6
- Run 2
- Run 60s 1
- Run 90s 2
- Runfalcon 3.0 1
S
- S2G 4
- Sabalo 2
- Samba 461
- Samoa 10
- SC Premiere 8
- Seeley 3
- Seeulater 3
- Shadow Fever 12
- Shadowturf 9
- SL72 88
- Sleek 1
- Sobakov 3
- SolarGlide 1
- Solar Hu 7
- Speedex 18 1
- Spiritain 2000 27
- Sprintstar 5
- Stabil 1
- Stadt 26
- Stan Smith 211
- Streetball 23
- Streetball 2 1
- Strutter 5
- Subzone 4
- Supercourt 7
- Supernova 5
- Supernova Cushion 7 7
- Supernova Rise 3
- Superskate 3
- Superstar 515
- Superstar ADV 15
- Swift Run 19
T
- Taekwondo 7
- Tech Runner 1
- Temper Run 4
- Tennis Hu 1
- Terrex 6
- Terrex Agravic 7
- Terrex Agravic Speed 1
- Terrex Free Hiker 10
- Terrex Hydroterra 10
- Terrex Skychaser 3
- Terrex Snowpitch 1
- Terrex Trailmaker 2
- The Road 10
- Tobacco 12
- Top Ten 22
- Top Ten 2000 2
- Torsion TRDC 1
- Trae Unlimited 2
- Trae Young 1 7
- Trae Young 2 5
- Trae Young 3 5
- Trainer SPZL 1
- Treziod 2 3
- TRX Vintage 3
- Tubular Doom 6
- Tubular Invader 1
- Tubular Nova 3
- Tubular Radial 4
- Tubular Shadow 4
- Tubular Viral 1
- Tyshawn 25
U
- UBounce DNA 1
- Ultra 4D 21
- UltraBoost 193
- UltraBoost 5 15
- UltraBoost 5.0 5
- UltraBoost 5X 12
- UltraBoost 19 3
- UltraBoost 20 37
- UltraBoost 21 24
- UltraBoost 22 17
- UltraBoost Light 16
- UltraBoost Uncaged 3
- Ultrarun 1
- U_Path 5
W
X
- X9000L2 1
- X9000L4 17
- X Crazyfast 24
- X Ghosted+ 2
- XLG Runner Deluxe 13
- X Speedflow+ 1
- X Speedflow.1 3
- X Speedflow.3 1
- X Speedportal+ 2
- X Speedportal.1 5
- X Speedportal.3 6
- X Speedportal.4 2
- X_PLR 5
Y
- Yeezy 450 10
- Yeezy 500 28
- Yeezy 700 V3 10
- Yeezy Boost 350 92
- Yeezy Boost 380 23
- Yeezy Boost 700 40
- Yeezy Desert Boot 7
- Yeezy Foam Runner 7
- Yeezy Quantum 12
- Yeezy Slides 2
- Yung-1 13
- Yung-96 8
Price, US 5.5
Category
FY0378
adidas UltraBoost 21 'Core Black'
$121
FY0377
adidas UltraBoost 21 'White Solar Yellow'
$1,000
FY0306
adidas UltraBoost 21 'Triple Black'
$190
G55650
Parley x adidas UltraBoost 21 'Non Dyed Black'
$112
FX7729
adidas UltraBoost 21 'Sashiko'
$97
S23893
Adidas UltraBoost 21 Cold.RDY 'Legend Ink Acid Yellow'
$69
GZ6073
Adidas UltraBoost 21 'Chinese New Year'
$117
FZ2326
Adidas UltraBoost 21 'White Sub Green'
$1,000
H01177
Parley x adidas UltraBoost 21 'Black Grey'
$205
FZ1927
Parley x adidas UltraBoost 21 'Non Dyed'
$99
GV9716
424 x Arsenal FC x adidas UltraBoost 21 'Black Scarlet'
$249
FZ1926
Adidas UltraBoost 21 'LA Rams'
$80
GY5556
Palace x adidas UltraBoost 21 'White Multicolor'
$1,000
GY5555
Palace x adidas UltraBoost 21 'Black Multicolor'
$1,000
GX1245
Parley x adidas UltraBoost 21 'Orbit Grey Chalky Brown'
$2,000
GX1244
Parley x adidas UltraBoost 21 'Carbon Sandy Beige'
$1,000
FY3952
adidas UltraBoost 21 'Carbon Solar Red'
$1,000
FY0371
Adidas UltraBoost 21 'Crystal White'
$2,000
HQ6539
Parley x adidas UltraBoost 21 'Black Orbit Grey'
$110
S23895
adidas UltraBoost 21 Cold.RDY 'Triple Black'
$49
FZ1923
Adidas UltraBoost 21 'Black Sub Green'
$39
FZ1922
adidas UltraBoost 21 'Vivid Red'
$80
GY1332
Adidas UltraBoost 21 'Teaser'
$1,000
GY0428
Adidas UltraBoost 21 'NCAA Pack - North Carolina State'
$197
How much are adidas UltraBoost 21s in size 5.5?
24 adidas UltraBoost 21 colorways in men's US 5.5 sell new with the original box from $49 to $2,000; the typical pair is $190. 11 of them list under retail, one in ten of those is 70% off or more. Prices as of Oct 2026.