Saucony Womens Grid Shadow 2 Mushroom Originals Shoes Sand/Brown - Saucony HungaryInnovation and sustainability come together in this version of Grid Shadow 2. These sneakers feature HyphaLite, a material that being over 90% bio-based from mushrooms, is the perfect alternative to chemical synthetics. This concept is reinforced by the hemp-based materials, recycled laces lining, cork footbeds, and regrind rubber outsoles.