







(Women) Stella McCartney x adidas UltraBoost 20 'Black White' GX9855

Experience the fusion of sustainability and performance with the Women's Stella McCartney x adidas UltraBoost 20 'Black White' GX9855. Crafted from Primeblue, a recycled material made from intercepted ocean plastic, these sneakers embody eco-consciousness. Its responsive Boost cushioning provides unparalleled energy return, while the lightweight upper offers breathability and support. The sleek black-and-white design exudes both style and functionality, making it the perfect choice for conscious trendsetters.
US W | US M | UK | EU | CM |
---|
5W | 4M | 3.5 | 36 | 22 |
5.5W | 4.5M | 4 | 36 2/3 | 22.5 |
6W | 5M | 4.5 | 37 1/3 | 23 |
6.5W | 5.5M | 5 | 38 | 23.5 |
7W | 6M | 5.5 | 38 2/3 | 24 |
7.5W | 6.5M | 6 | 39 1/3 | 24.5 |
8W | 7M | 6.5 | 40 | 25 |
8.5W | 7.5M | 7 | 40 2/3 | 25.5 |
9W | 8M | 7.5 | 41 1/3 | 26 |
9.5W | 8.5M | 8 | 42 | 26.5 |
10W | 9M | 8.5 | 42 2/3 | 27 |
10.5W | 9.5M | 9 | 43 1/3 | 27.5 |
11W | 10M | 9.5 | 44 | 28 |
11.5W | 10.5M | 10 | 44 2/3 | 28.5 |
12W | 11M | 10.5 | 45 1/3 | 29 |
12.5W | 11.5M | 11 | 46 | 29.5 |
13W | 12M | 11.5 | 46 2/3 | 30 |
13.5W | 12.5M | 12 | 47 1/3 | 30.5 |
14W | 13M | 12.5 | 48 | 31 |
14.5W | 13.5M | 13 | 48 2/3 | 31.5 |
15W | 14M | 13.5 | 49 1/3 | 32 |
15.5W | 14.5M | 14 | 50 | 32.5 |




Novelship employs a strict verification process where each product is unboxed to allow thorough inspection of the product, including the packaging, exterior appearance, interior components, and accessories. Defects and imperfections are flagged, and our authentication team determines the legitimacy of each product before final approval.
You are responsible for any return shipping costs. We will provide a return address after the request is confirmed by the Novelship Customer Specialist team.
Please contact our customer service team before returning any product. For further information, please refer to our Term and Conditions.
Requests for size exchanges can only be made within 30 days of the shipping date and are subject to availability.
Please contact our customer service team before returning any product.
For further information, please refer to our Term and Conditions.
Experience the fusion of sustainability and performance with the Women's Stella McCartney x adidas UltraBoost 20 'Black White' GX9855. Crafted from Primeblue, a recycled material made from intercepted ocean plastic, these sneakers embody eco-consciousness. Its responsive Boost cushioning provides unparalleled energy return, while the lightweight upper offers breathability and support. The sleek black-and-white design exudes both style and functionality, making it the perfect choice for conscious trendsetters.




Novelship employs a strict verification process where each product is unboxed to allow thorough inspection of the product, including the packaging, exterior appearance, interior components, and accessories. Defects and imperfections are flagged, and our authentication team determines the legitimacy of each product before final approval.
You are responsible for any return shipping costs. We will provide a return address after the request is confirmed by the Novelship Customer Specialist team.
Please contact our customer service team before returning any product. For further information, please refer to our Term and Conditions.
Requests for size exchanges can only be made within 30 days of the shipping date and are subject to availability.
Please contact our customer service team before returning any product.
For further information, please refer to our Term and Conditions.


