Nexkin mesh upper: Improves airflow to help your feet keep cool At least 20% of the shoe's main upper material is made with recycled content to reduce waste and carbon emissions: The sockliner is produced with the solution dyeing process that reduces water usage by approximately 33% and carbon emissions by approximately 45% compared to the conventional dyeing technology: Pebax Propulsion Plate: Helps redirect your energy forward while creating a faster feel International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.