| Model | adidas UltraBoost Uncaged |
| Known as | "Red Boost" |
| Brand | |
| Release date | July 17, 2016 |
| Colorway | Scarlet / Solar Red / Core Black |
| Colors | Red, Black |
| Retail price | $200 (€178, £152, ¥20,244) |
| Style code | BB4678 |
| Rating | |
| Type | Original, Limited Edition |
| Gender | Men's |
| Sport | Lifestyle |
This UltraBoost Uncaged model is notable for its vibrant, almost all-red appearance, which led to the "Red Boost" nickname. The Primeknit upper features a mix of Scarlet and Solar Red threads, creating an intense, tonal red look. Unlike standard UltraBoost releases, this Limited (LTD) version is uncaged, providing a streamlined, sock-like fit. The most distinctive feature is the red-painted Boost midsole, contrasting with the typical white Boost, sitting atop a Core Black Continental Rubber outsole.
Added June 11, 2025 at 1:45:00 PM, Updated October 16, 2025 at 2:01:26 PM
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