Footwear / adidas / adidas Crazy IIInfinity Red Core Black
adidas Crazy IIInfinity Red Core Black IF4540
Red/Core Black/Core Black · 2024
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Where to buy
Sizes in stock · Across the shops below · pick yours
Verified delivery destinations
Germany, Spain.
The delivery page confirms Spain and Germany. Spain costs ?4.90; orders over ?69 ship free. It gives no complete international list.
Check address and product restrictions at checkout.

Price, last 90 days
Lowest recorded shop price · EUR90-day low: 79,95 €; average: 93,95 €. Today from 111,97 €, 40% above the lowest.
Fact sheet
Details
- Brand
- adidas
- Style code
- IF4540
- Colourway
- Red/Core Black/Core Black
- Released
- 9 Nov 2024
- Retail price at launch
- ≈ 160 $
- Silhouette
- Crazy IIInfinity
- Upper material
- Synthetic
- Manufacturer
- adidas BV (Amsterdam), Hoogoorddreef 9-A, 1101 BA Amsterdam, NL
- Gender
- Men
Availability by size
10 sizes are in stock, from 40⅔ to 47⅓.
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 | ||
| 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 2/3 | 4.5 | 4 |
| 37 1/3 | 5 | 4.5 |
| 38 | 5.5 | 5 |
| 38 2/3 | 6 | 5.5 |
| 39 1/3 | 6.5 | 6 |
| 40 | 7 | 6.5 |
| 40 2/3 | 7.5 | 7 |
| 41 1/3 | 8 | 7.5 |
| 42 | 8.5 | 8 |
| 42 2/3 | 9 | 8.5 |
| 43 1/3 | 9.5 | 9 |
| 44 | 10 | 9.5 |
| 44 2/3 | 10.5 | 10 |
| 45 1/3 | 11 | 10.5 |
| 46 | 11.5 | 11 |
| 46 2/3 | 12 | 11.5 |
| 47 1/3 | 12.5 | 12 |
| 48 | 13 | 12.5 |
| 48 2/3 | 13.5 | 13 |
| 49 1/3 | 14 | 13.5 |
| 50 | 14.5 | 14 |
| 50 2/3 | 15 | 14.5 |
| 51 1/3 | 16 | 15 |
| 52 2/3 | 17 | 16 |
| 53 1/3 | 18 | 17 |
| 54 2/3 | 19 | 18 |
Reference conversions only; this chart does not measure your foot or describe product fit.
About this product
Red and Core Black come together in the adidas Crazy IIInfinity, with Core Black repeated in the colour combination. The strong red creates a vivid focal tone, while the black adds depth and keeps the palette grounded. A synthetic finish generally offers a smooth, consistent look, and this men’s 2024 edition brings that material together with a bold three-part colour treatment.
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|---|---|---|---|---|---|
| From today | 111,97 € | 52,00 € | 71,95 € | 59,40 € | 92,00 € |
| Shops | 1 | 27 | 25 | 25 | 25 |
| Released | 2024 | 2018 | 2025 | 2025 | 2024 |
| RRP | ≈ 160 $ | ≈ 100 $ | ≈ 100 $ | ≈ 100 $ | ≈ 150 $ |
| Material | Synthetic | Leather | Leather | Leather | Textile |

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



