#
- 4D Fusio 1
A
D
- Dame 7 4
- D Lillard 2 1
E
F
- Fluidflow 2
- Freak Ultra 3
G
- Gazelle 1
H
K
- Kaptir 5
L
N
- N-5923 1
- N3xt L3v3l 3
- NMD City Sock 1
- NMD Human Race 1
- NMD Runner 13
- NMD_S1 2
P
R
S
- Solar Hu 1
- Stabil 1
- Stan Smith 1
- Superstar 1
- Swift Run 1
T
- Tennis Hu 2
- Terrex Free Hiker 7
- Terrex Two 1
- The Road 2
- Tour 360 1
- Trae Young 2 3
- Tubular Doom 1
- Tubular X 1
U
X
- X Speedflow+ 5
- X Speedflow.1 6
- X Speedflow.3 2
- X_PLR 1
Y
Z
- ZX Flux 1
FX7729
adidas UltraBoost 21 'Sashiko'
$97
S23893
Adidas UltraBoost 21 Cold.RDY 'Legend Ink Acid Yellow'
$43
S23873
adidas UltraBoost 21 'Sonic Ink Screaming Green'
$78
FY0384
adidas UltraBoost 21 'Blue Oxide'
$64
FZ1926
Adidas UltraBoost 21 'LA Rams'
$80
FY0350
adidas UltraBoost 21 'Crew Navy'
$49
GY1332
Adidas UltraBoost 21 'Teaser'
$102
How much do Men's Blue Knit adidas UltraBoost 21 cost?
7 Men's Blue Knit adidas UltraBoost 21 sell new with the original box from $43 to $102; the typical pair is $78. 6 of them list under retail, one in ten of those is 65% off or more. Prices as of Oct 2026.