Women's running shoes On Running Cloudboom Echo 3 dustrose/eclipse Environmental friendliness Women's running shoes On Running Cloudboom Echo 3 dustrose/eclipse have been designed with sustainability in mind. The use of recycled materials in production reflects On Running's commitment to reducing environmental impact. Recycled construction elements not only reduce the carbon footprint but also contribute to the conservation of natural resources, making these shoes a more planet-friendly choice. Upper material and construction The upper of the Cloudboom Echo 3 shoes is made of polyester, providing lightness and comfort during running. Polyester is a highly durable material that handles moisture well, making it an ideal choice for intense training and races. The upper's construction ensures a proper fit to the foot, minimizing the risk of chafing and increasing user comfort. Technologies used in the shoes The Cloudboom Echo 3 model is equipped with advanced technologies that support runn