GREEN IS TRENDING Feb 17, 2022 ... just released its first-ever sustainable sneaker using an outsole inventively created from, of all things, dandelions. Who knew such an annoying weed had the power to do so much good? Indeed, dandelions can be turned into rubber as a sustainable alternative to synthetic rubber derived from fossil fuels. In addition to the patent-pending FlowerFoam, as the brand has dubbed the dandelion-based material, the shoe uses vegan microfiber suede (21% of which is recycled) and reconstructed felt fabric ...