Slide 1 of 6

Adidas Ultraboost 21Core Black & Sub Green

£160 £69
Description

Free from virgin polyester – in line with the brand’s mission to end all plastic waste by 2024 – these black and green Ultraboost 21 sneakers from adidas are made using recycled Primeblue yarn from Parley Ocean Plastic. They’re supportive, styled with a sock-like fit, and fitted with more cushioning boost™ capsules than ever before.

  • Primeknit+ Uppers
  • Sock-Like Construction
  • Torsion System
  • boost™ Cushioning
  • Continental™ Rubber Outsole
  • Style Code: FZ1923
Sizing
Please note sizes may vary between styles, we recommend using size conversions as a guide.
  US Men US Women EU CM
UK 3 3.5 4.5 35 2/3 21.8
UK 3.5 4 5 36 22.1
UK 4 4.5 5.5 36 2/3 22.5
UK 4.5 5 6 37 1/3 22.9
UK 5 5.5 6.5 38 23.3
UK 5.5 6 7 38 2/3 23.8
UK 6 6.5 7.5 39 1/3 24.2
UK 6.5 7 8 40 24.6
UK 7 7.5 8.5 40 2/3 25
UK 7.5 8 9 41 1/3 25.5
UK 8 8.5 9.5 42 25.9
UK 8.5 9 10 42 2/3 26.3
UK 9 9.5 10.5 43 1/3 26.7
UK 9.5 10 11 44 27.1
UK 10 10.5 11.5 44 2/3 27.6
UK 10.5 11 12 45 1/3 28
UK 11 11.5 12.5 46 28.4
UK 11.5 12 13 46 2/3 28.8
UK 12 12.5 13.5 47 1/3 29.3
UK 12.5 13 14 48 29.7
UK 13 13.5 14.5 48 2/3 30.1
UK 13.5 14 15 49 1/3 30.5
UK 14 14.5 15.5 50 31
    Shipping
    • £6.99 via DPD Standard Service
    • £9.99 via DPD Next Working Day Priority Service
    • FREE DPD Standard Service on orders over £150.00
    Returns

    If for some reason you are not happy with your purchase you can return it to us within 30 days for an exchange or refund.

    We are now offering FREE UK returns. For more information please visit our returns page