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Experience unparalleled comfort and advanced running support with the ASICS GEL-KAYANO 20, model 1203A388-100, designed for stability and performance over any distance. Crafted for runners seeking enhanced cushioning and responsiveness, this lightweight yet durable shoe features ASICS' signature GEL technology in the midsole for superior shock absorption and a smoother stride. The innovative FlyteFoam midsole provides adaptive and responsive cushioning, while the Dynamic DuoMax Support System enhances stability without compromising comfort. Its breathable mesh upper ensures optimal airflow, keeping your feet cool and dry during intense runs, and the snug fit offers a locked-in feel for added confidence on the road or trail. Known for its exceptional durability, the GEL-KAYANO 20 boasts strategic outsole placement to extend wear life and maintain grip under various conditions. Designed to deliver a plush, protective ride, this premium running shoe is ideal for overpronators and neutral runners looking for premium support without sacrificing flexibility. Whether you're training for a marathon or enjoying a casual jog, the ASICS GEL-KAYANO 20 combines cutting-edge design with athletic innovation to elevate your running experience.
| US M | US W | UK | EU | CM |
|---|
| 3M | 4.5W | 2 | - | - |
| 3.5M | 5W | 2.5 | - | - |
| 4M | 5.5W | 3 | 36 | 22.5 |
| 4.5M | 6W | 3.5 | 37 | 23 |
| 5M | 6.5W | 4 | 37.5 | 23.5 |
| 5.5M | 7W | 4.5 | 38 | 24 |
| 6M | 7.5W | 5 | 39 | 24.5 |
| 6.5M | 8W | 5.5 | 39.5 | 25 |
| 7M | 8.5W | 6 | 40 | 25.25 |
| 7.5M | 9W | 6.5 | 40.5 | 25.5 |
| 8M | 9.5W | 7 | 41.5 | 26 |
| 8.5M | 10W | 7.5 | 42 | 26.5 |
| 9M | 10.5W | 8 | 42.5 | 27 |
| 9.5M | 11W | 8.5 | 43.5 | 27.5 |
| 10M | 11.5W | 9 | 44 | 28 |
| 10.5M | 12W | 9.5 | 44.5 | 28.25 |
| 11M | 12.5W | 10 | 45 | 28.5 |
| 11.5M | 13W | 10.5 | 46 | 29 |
| 12M | 13.5W | 11 | 46.5 | 29.5 |
| 12.5M | 14W | 11.5 | 47 | 30 |
| 13M | 14.5W | 12 | 48 | 30.5 |
| 14M | 15.5W | 13 | 49 | 31 |
| 15M | 16.5W | 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.
- Requests must be made within 30 days of the Shipment Completion Date (from your first contact).
- Products must be unused, in original condition, with the Novelship authentication tag attached.
- Buyers are responsible for return shipping fees.
- Return address will be provided after you agree to the return terms.
- Refund amount will be reviewed and finalized by our internal/finance team, and issued to the original payment method after verification.
Please speak to our Customer Service specialists before performing any such returns. Novelship reserves the final decision on whether a return is allowable.
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 unparalleled comfort and advanced running support with the ASICS GEL-KAYANO 20, model 1203A388-100, designed for stability and performance over any distance. Crafted for runners seeking enhanced cushioning and responsiveness, this lightweight yet durable shoe features ASICS' signature GEL technology in the midsole for superior shock absorption and a smoother stride. The innovative FlyteFoam midsole provides adaptive and responsive cushioning, while the Dynamic DuoMax Support System enhances stability without compromising comfort. Its breathable mesh upper ensures optimal airflow, keeping your feet cool and dry during intense runs, and the snug fit offers a locked-in feel for added confidence on the road or trail. Known for its exceptional durability, the GEL-KAYANO 20 boasts strategic outsole placement to extend wear life and maintain grip under various conditions. Designed to deliver a plush, protective ride, this premium running shoe is ideal for overpronators and neutral runners looking for premium support without sacrificing flexibility. Whether you're training for a marathon or enjoying a casual jog, the ASICS GEL-KAYANO 20 combines cutting-edge design with athletic innovation to elevate your running experience.

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.
- Requests must be made within 30 days of the Shipment Completion Date (from your first contact).
- Products must be unused, in original condition, with the Novelship authentication tag attached.
- Buyers are responsible for return shipping fees.
- Return address will be provided after you agree to the return terms.
- Refund amount will be reviewed and finalized by our internal/finance team, and issued to the original payment method after verification.
Please speak to our Customer Service specialists before performing any such returns. Novelship reserves the final decision on whether a return is allowable.
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.



















