UltraBoost 4.0 'Cookies and Cream

The Ultra Boost 4.0 is a high performance runner equipped with an innovative array of features. The flexible Primeknit upper is paired with Boost cushioning in the midsole. Fitcounter and Stretchweb technology, on the heel and outsole respectively, allow for a broad range of motion through the ankle and foot. The sock-like profile is supported by a Continental Rubber layer on the outsole.