Featuring a blacked-out look, the UltraBoost 21 'Triple Black' features updated tooling and a sustainable upper. The latter is built with Primeblue, which includes Parley Ocean Plastic, finished in Core Black. A Three-Stripes lacing cage and external heel counter support the upper, while underfoot, a full-length Boost midsole with 6% more Boost capsules provides cushioning. The tooling also incorporates a Linear Energy Push system to provide energy return.


SKU: FY0306
Colorway: Core Black/Core Black/Core Black
Release Date: 1/28/21