Who says running needs to be uncomfortable? These shoes are designed to help you run comfortable every time, on any terrain. From a precisely balanced mix of Bounce and increased Boost in the midsole to a new padded tongue and heel patch construction, experience comfort with every step. Supernova 2 is now made with a lower carbon footprint of 12% compared to the 2020 Supernova. From raw material extraction, processing, packaging, all the way to the end of products life, they calculate and communicate its carbon footprint, conforming to an internationally recognized standard: ISO 14067 To reduce our footprint, they need to measure it. The concise footprint results made available to you, provide full transparency on the complete lifecycle of the product. This is just one of their initiatives to help reduce their footprint. Textile.