Cole Haan Men's Generation ZERØGRAND II Moonlit Ocean-Navy Ink C35540Our first SUSTAINABLE sneaker, the Generation ZERGRAND II is created from the ground up using materials made from nature. This versatile style is designed with a minimum of 25% naturally derived or recycled content by weight and features our patent pending FlowerFoam sole. Made with dandelions. Yes, dandelions, our FlowerFoam sole is created from a minimum of 25% natural dandelion rubber and provides all the lightweight cushioning to keeping you going