Footwear / Nike / Reactx Infinity / Nike ReactX Infinity Run 4 Black Racer Blue
Nike ReactX Infinity Run 4 Black Racer Blue DR2665-005
Black Racer Blue · 2023
Your size, by email. Free, no account needed.
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Where to buy
Sizes in stock · Across the shops below · pick yours
Verified delivery destinations
Austria, Belgium, Bulgaria, Cyprus, Czechia, Germany, Denmark, Estonia, Spain, Finland, France, United Kingdom, Greece, Croatia, Hungary, Ireland, Italy, Lithuania, Luxembourg, Latvia, Malta, Netherlands, Poland, Portugal, Romania, Sweden, Slovenia, Slovakia.
The linked table lists EU27 and GB but does not say that its country list is exhaustive. It gives no foreign free threshold or transit days. US is not listed and remains unknown. Island rates differ for DE, FR, IT, NL, GB, ES, HR, DK, EE, FI, and SE. The domestic ES table depends on method, discount, and item price. No other Forum Sport storefront was confirmed.
Check address and product restrictions at checkout.

Price, last 90 days
Lowest recorded shop price · EUR90-day low: 118,99 €; average: 118,99 €. Today from 118,99 €, the lowest we have recorded.
Fact sheet
Details
- Brand
- Nike
- Style code
- DR2665-005
- Colourway
- Black Racer Blue
- Released
- 3 Aug 2023
- Retail price at launch
- ≈ 160 $
- Manufacturer
- NIKE Retail B.V., Colosseum 1, 1213 NL Hilversum, NL
Size conversion
EU · US · UK · A conversion chart, not stockScroll within the table to compare sizes.
This table scrolls within its region. Focus this region and use the arrow keys to compare sizes.
| EU | US | UK |
|---|---|---|
| 32 | 1 | |
| 33 | 1.5 | 1 |
| 33 1/2 | 2 | 1.5 |
| 34 | 2.5 | 2 |
| 35 | 3 | 2.5 |
| 35 1/2 | 3.5 | 3 |
| 36 | 4 | 3.5 |
| 36 1/2 | 4.5 | 4 |
| 37 1/2 | 5 | 4.5 |
| 38 | 5.5 | 5 |
| 38 1/2 | 6 | 5.5 |
| 39 | 6.5 | 6 (39) |
| 40 | 7 | 6 (40) |
| 40 1/2 | 7.5 | 6.5 |
| 41 | 8 | 7 |
| 42 | 8.5 | 7.5 |
| 42 1/2 | 9 | 8 |
| 43 | 9.5 | 8.5 |
| 44 | 10 | 9 |
| 44 1/2 | 10.5 | 9.5 |
| 45 | 11 | 10 |
| 45 1/2 | 11.5 | 10.5 |
| 46 | 12 | 11 |
| 47 | 12.5 | 11.5 |
| 47 1/2 | 13 | 12 |
| 48 | 13.5 | 12.5 |
| 48 1/2 | 14 | 13 |
| 49 | 14.5 | 13.5 |
| 49 1/2 | 15 | 14 |
| 50 1/2 | 16 | 15 |
| 51 | 16.5 | 15.5 |
| 51 1/2 | 17 | 16 |
| 52 | 17.5 | 16.5 |
| 52 1/2 | 18 | 17 |
| 53 1/2 | 19 | 18 |
| 54 1/2 | 20 | 19 |
| 55 1/2 | 21 | 20 |
| 56 1/2 | 22 | 21 |
Reference conversions only; this chart does not measure your foot or describe product fit.
About this product
2023 marked the arrival of the Nike ReactX Infinity Run 4 Black Racer Blue, pairing black with Racer Blue. The dark neutral and blue combination offers a clear contrast without needing a broader palette. For clothing, black trousers can keep the overall look restrained, while grey or denim provides another way to accompany the blue without matching it exactly.
Same shoe, other colours
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|---|---|---|---|---|---|
| From today | 118,99 € | 73,00 € | 66,99 € | 84,00 € | 30,00 € |
| Shops | 1 | 27 | 26 | 24 | 21 |
| Released | 2023 | 2024 | 2024 | 2026 | 2025 |
| RRP | ≈ 160 $ | ≈ 150 $ | ≈ 110 $ | ≈ 135 $ | ≈ 70 $ |
| Material | — | — | Mesh | — | ReactX |

From reselling sneakers to checking prices. In Ibiza since 2019; since September 2026 we sell nothing.
Shop prices and available sizes, checked daily. The shelves are empty; the spreadsheet is not. The story






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