






ASICS Gel-Kayano 21 'Black Green' T4H3N-9091

Experience the pinnacle of running footwear with the ASICS Gel-Kayano 21 'Black Green'. Engineered for exceptional stability and comfort, these shoes boast a FlyteFoam midsole for responsive cushioning and a Trusstic System for enhanced support. The Dynamic DuoMax technology provides targeted pronation control, while the Rearfoot and Forefoot GEL cushioning absorbs impact and enhances stride efficiency. The mesh and synthetic leather upper ensures breathability and a secure fit. Dominate any running terrain with confidence in the ASICS Gel-Kayano 21 'Black Green'.
US | UK | EU | JP |
---|
3M | 2 | - | - |
3.5M | 2.5 | - | - |
4M | 3 | 36 | 22.5 |
4.5M | 3.5 | 37 | 23 |
5M | 4 | 37.5 | 23.5 |
5.5M | 4.5 | 38 | 24 |
6M | 5 | 39 | 24.5 |
6.5M | 5.5 | 39.5 | 25 |
7M | 6 | 40 | 25.25 |
7.5M | 6.5 | 40.5 | 25.5 |
8M | 7 | 41.5 | 26 |
8.5M | 7.5 | 42 | 26.5 |
9M | 8 | 42.5 | 27 |
9.5M | 8.5 | 43.5 | 27.5 |
10M | 9 | 44 | 28 |
10.5M | 9.5 | 44.5 | 28.25 |
11M | 10 | 45 | 28.5 |
11.5M | 10.5 | 46 | 29 |
12M | 11 | 46.5 | 29.5 |
12.5M | 11.5 | 47 | 30 |
13M | 12 | 48 | 30.5 |
14M | 13 | 49 | 31 |
15M | 14 | 50.5 | 32 |




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 pinnacle of running footwear with the ASICS Gel-Kayano 21 'Black Green'. Engineered for exceptional stability and comfort, these shoes boast a FlyteFoam midsole for responsive cushioning and a Trusstic System for enhanced support. The Dynamic DuoMax technology provides targeted pronation control, while the Rearfoot and Forefoot GEL cushioning absorbs impact and enhances stride efficiency. The mesh and synthetic leather upper ensures breathability and a secure fit. Dominate any running terrain with confidence in the ASICS Gel-Kayano 21 'Black Green'.




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.


