Who says that you don't have to be comfortable while you are running? Women’s running shoes: The adidas SUPERNOVA 2 W ensure a comfortable run. The perfect balance of Bounce and Boost technologies in the midsole combined with the new cushioned tongue provide a pleasant foot fall. The shoes now have a 10% lower carbon footprint than the 2020 Supernova. Their carbon footprint is calculated from the extraction of raw materials, through processing and packaging to the end of product life in accordance with the internationally recognised ISO 14067 standard.