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With a snug, sock-like fit, the adidas Ultraboost 20 Running Shoes are built for high-performance, allowing you to touchdown with control and ride with comfort.
Collaborating with the ISS U.S. National Laboratory to learn and share information, adidas has produced the latest in the range of performance-driven innovation to elevate running comfort and responsiveness to new heights. With a goal of sending Boost technology on a mission into space for microgravity testing, aiming to develop even higher levels of energy return and create the future of sports footwear performance.
Soft and stretchy Primeknit+ ensures great fit and flexibility, while stitched in Tailored Fibre Placement wraps the foot and delivers locked-in support.
Providing superior underfoot cushioning, the midsole contains 20% more Boost for an amplified feeling that returns energy to your stride with every footstrike.
An updated 3D Heel Frame features a stripped-back design that cradles the heel and holds it firmly in place for adaptable stability as you run.
| UK Shoe | cm | EU Shoe | US Male Shoe |
| 5 | 23.3cm | 38 | 5.5 |
| 5.5 | 23.8cm | 38.6 | 6 |
| 6 | 24.2cm | 39.3 | 6.5 |
| 6.5 | 24.6cm | 40 | 7 |
| 7 | 25cm | 40.6 | 7.5 |
| 7.5 | 25.5cm | 41.3 | 8 |
| 8 | 25.9cm | 42 | 8.5 |
| 8.5 | 26.3cm | 42.6 | 9 |
| 9 | 26.7cm | 43.3 | 9.5 |
| 9.5 | 27.1cm | 44 | 10 |
| 10 | 27.6cm | 44.6 | 10.5 |
| 10.5 | 28cm | 45.3 | 11 |
| 11 | 28.4cm | 46 | 11.5 |
| 11.5 | 28.8cm | 46.6 | 12 |
| 12 | 29.3cm | 47.3 | 12.5 |
| 12.5 | 29.7cm | 48 | 13 |
| 13 | 30.1cm | 48.6 | 13.5 |
| 13.5 | 30.5cm | 49.3 | 14 |
| 14 | 31cm | 50 | 14.5 |
| 14.5 | 31.4cm | 50.6 | 15 |
The delivery options available for shipping this product along with the contents of your basket to USA are:
We will happily refund any item purchased on Wiggle if returned to us within 365 days; excluding Wiggle gift vouchers, nutrition and customised products, except when faulty.
Please note: Bikes and other bulky items cannot be returned using our local returns service (where applicable). Please contact us and we can arrange to collect these from you using our discounted courier rates. There is a fee for all collections, except for faulty products.
Returned goods must be unused and supplied with their original packaging, unless the goods are faulty. Wiggle will pay the return postage costs for any faulty items.
