- 26%
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13

Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13

(6,637 reviews)

Polished again and again, innovated again and again, tested again and again, in order to integrate fashion, comfort and technology. adidas Ultraboost 21 helps you feel the comfort of sports. The Ultraboost 21 is innovative with a Stretchweb grid bottom and Continental horse rubber in specific areas. The outsole is lightweight and flexible, and strives to adapt to a variety of climates and the ground to keep you moving with ease. Primeknit+RORGED upper design is not designed to bring elasticity where necessary. The heel has a pouch inside for a sock-like fit and prevents slipping heels. The full-palm BOOST technology midsole has a 6% increase in Boost material content compared to Ultraboost 20.

Polished again and again, innovated again and again, tested again and again, in order to integrate fashion, comfort and technology. adidas Ultraboost 21 helps you feel the comfort of sports. The Ultraboost 21 is innovative with a Stretchweb grid bottom and Continental horse rubber in specific areas. The outsole is lightweight and flexible, and strives to adapt to a variety of climates and the ground to keep you moving with ease. Primeknit+RORGED upper design is not designed to bring elasticity where necessary. The heel has a pouch inside for a sock-like fit and prevents slipping heels. The full-palm BOOST technology midsole has a 6% increase in Boost material content compared to Ultraboost 20.

$79.75 - $1,584.00

in 23 offers

Colour:

Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 Sneaker (Black - 9)
Sneakers Y-3 Ultraboost 5 Core Black/ Core Black/ Aluminium EUR 39 1/3
Adidas Ultraboost 21 - Core Black 8
Adidas Men's Ultraboost 21 Shoes - Core Black - 8.5
Sneakers Y-3 Ultraboost 5 Core Black/ Core Black/ Off-White EUR 41 1/3
Adidas Ultraboost 21 'Grey' Sneakers | Men's Size 9.5
Adidas Ultraboost 21 Running Shoe - Grey - 6 M
Adidas Ultra Boost 21 Grey White
Adidas Originals White Ultraboost 21 Sneakers
Adidas Mens Ultraboost 21, 8.5 / White

Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13

$79.75

(6,637 reviews)

Polished again and again, innovated again and again, tested again and again, in order to integrate fashion, comfort and technology. adidas Ultraboost 21 helps you feel the comfort of sports. The Ultraboost 21 is innovative with a Stretchweb grid bottom and Continental horse rubber in specific areas. The outsole is lightweight and flexible, and strives to adapt to a variety of climates and the ground to keep you moving with ease. Primeknit+RORGED upper design is not designed to bring elasticity where necessary. The heel has a pouch inside for a sock-like fit and prevents slipping heels. The full-palm BOOST technology midsole has a 6% increase in Boost material content compared to Ultraboost 20.

Polished again and again, innovated again and again, tested again and again, in order to integrate fashion, comfort and technology. adidas Ultraboost 21 helps you feel the comfort of sports. The Ultraboost 21 is innovative with a Stretchweb grid bottom and Continental horse rubber in specific areas. The outsole is lightweight and flexible, and strives to adapt to a variety of climates and the ground to keep you moving with ease. Primeknit+RORGED upper design is not designed to bring elasticity where necessary. The heel has a pouch inside for a sock-like fit and prevents slipping heels. The full-palm BOOST technology midsole has a 6% increase in Boost material content compared to Ultraboost 20.

Colour:
Adidas Ultraboost 21 'Core Black' Sneakers | Men's Size 13
Adidas Ultraboost 21 Sneaker (Black - 9)
Sneakers Y-3 Ultraboost 5 Core Black/ Core Black/ Aluminium EUR 39 1/3
Adidas Ultraboost 21 - Core Black 8
Adidas Men's Ultraboost 21 Shoes - Core Black - 8.5
Sneakers Y-3 Ultraboost 5 Core Black/ Core Black/ Off-White EUR 41 1/3
Adidas Ultraboost 21 'Grey' Sneakers | Men's Size 9.5
Adidas Ultraboost 21 Running Shoe - Grey - 6 M
Adidas Ultra Boost 21 Grey White
Adidas Originals White Ultraboost 21 Sneakers
Adidas Mens Ultraboost 21, 8.5 / White

Price comparison

Last updated at 14/10/2025 08:07:35

$79.75

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$87.17

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$96.32

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$108.00

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$124.62

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$141.19

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$142.91

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$182.72

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$189.00

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$137.06

available 16 days ago

Low stock

Price history

Price history

Reviews

Expected more but a disappointment
13 March 2021
yamr6er

originally posted on roadrunnersports.com

Great response, and cushion as advertised
8 March 2021
Bigbeebs

originally posted on finishline.com

Honest review.
25 February 2022

originally posted on Academy Sports + Outdoors

Price comparison

Updated about 16 hours ago
eBay - walnut412

$79.75

eBay - ryspop

$87.17

Etsy

$96.32


shopback

1.2% Cashback

sportfirstherveybay.com.au

$108.00

eBay

$124.62

Solestop.com

$137.06

Low Stock

Price history

Price history

Reviews

Expected more but a disappointment
13 March 2021
yamr6er
originally posted on roadrunnersports.com
Great response, and cushion as advertised
8 March 2021
Bigbeebs
originally posted on finishline.com
Honest review.
25 February 2022
originally posted on Academy Sports + Outdoors
How do u better ur best? The UB 21, that's how
30 July 2021
TRIumph636
originally posted on hibbett.com
I Don't Reccomend the Adidas Ultra Boost 21
10 August 2021
Christopher
originally posted on roadrunnersports.com
I may have to get all of the colors
29 April 2021
JORYBO
originally posted on finishline.com
Most comfortable shoe, believe the hype
15 May 2021
Bisidude
originally posted on asos.com
Obsessed
2 July 2021
Becca the moderate mover
originally posted on jdsports.co.uk
Tight toe box
4 March 2021
Paul
originally posted on roadrunnersports.com
Worst shoe made by adidas in comfort wise
8 September 2021
Savi14
originally posted on ewavedemo.com