ADIDAS ULTRABOOST 21 RUNNING SHOES - WOMEN'SThe Women's adidas Ultraboost 21 Running Shoes are designed with comfort and responsiveness in mind. These adidas Ultraboost running shoes for women have a Linear Energy Push system that increases forefoot and midfoot stiffness for an extra push in each step. Made with a Primeblue, high-performance recycled material containing Parley Ocean Plastic and a minimum of 90% recycled material, you can trust the Women's adidas Ultraboost 21 Running Shoes to take your performance to new levels.FEATURESLace closureSupportive heel counterResponsive Boost cushioningDesigned for comfort and responsivenessLinear Energy Push system increases energy returnTECH SPECS90% recycled material in total