The Air Jordan 1 Retro High OG Obsidian (GS), also known as the Obsidian, is a youth shoe from the Jordan brand. With its iconic blue colorway, this sneaker combines style and comfort. Perfect for young athletes or sneaker enthusiasts, this shoe is sure to turn heads on and off the court.
English (United States) English (United States) 
French
German
Dutch
Dutch (Belgium)
Italian
Spanish
English (Canada)
German (Switzerland)
English (UK)
Arabic
English (Australia)
Hungarian
Thai
Portuguese
| U.S. Size | U.K. Size | EU Size | Foot Length (Inches) | Foot Length (cm) |
|---|---|---|---|---|
| 6 | 5.5 | 39 | 9.25 | 23.5 |
| 6.5 | 6 | 39.5 | 9.5 | 24.1 |
| 7 | 6.5 | 40 | 9.625 | 24.4 |
| 7.5 | 7 | 40.5 | 9.75 | 24.8 |
| 8 | 7.5 | 41 | 9.9375 | 25.4 |
| 8.5 | 8 | 42 | 10.125 | 25.7 |
| 9 | 8.5 | 42.5 | 10.25 | 26.0 |
| 9.5 | 9 | 43 | 10.4375 | 26.7 |
| 10 | 9.5 | 44 | 10.5625 | 27.0 |
| 10.5 | 10 | 44.5 | 10.75 | 27.3 |
| 11 | 10.5 | 45 | 10.9375 | 27.9 |
| 11.5 | 11 | 45.5 | 11.125 | 28.3 |
| 12 | 11.5 | 46 | 11.25 | 28.6 |
| 13 | 12.5 | 47 | 11.5625 | 29.4 |