| Model | adidas UltraBoost 21 |
| Known as | "Black Aqua" |
| Brand | |
| Release date | July 16, 2021 |
| Colorway | Core Black / Cloud White / Pulse Aqua |
| Colors | Black, White, Blue, Gray, Orange |
| Retail price | $180 (€152, £130, ¥19,847) |
| Style code | S23867 |
| Rating | |
| Type | Original, General Release |
| Gender | Men's |
| Sport | Running |
Added June 11, 2025 at 1:22:07 PM, Updated October 15, 2025 at 1:52:36 PM
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