Description
With The Help Of 1.2 Million Foot Scans, We Updated Ultraboost With A Complete 360° Female Fit Improvement. And We Didn'T Stop There. We Re-Engineered The Rubber Outsole. We Tested Hundreds Of Prototypes. We Kept Going Until We Saw Visible Improvements In Performance. The Result? 4% More Forefoot Energy Return, Compared To Ultraboost 21 For Women. The Adidas Primeknit Upper Includes A Narrower Heel Fit, Designed To Avoid Heel Slip And Blisters. You'Ll Be Riding On A Boost Midsole With A Linear Energy Push System. The Shoe'S Upper Is Made With Yarn Containing 50% Parley Ocean Plastic —? Reimagined Plastic Waste, Intercepted On Remote Islands, Beaches, Coastal Communities And Shorelines, Preventing It From Polluting Our Ocean.