SAVE WHAT YOU LOVE: Introducing the #Ryder bag in HYDEFY, a fungi-based alternative to leather grown using mycelium and sugarcane waste. The fungi used were discovered in Yellowstone National Park’s volcanic hot springs through NASA research and can be grown in days with innovative fermentation technology – reducing resource consumption, greenhouse gas (GHG) emissions and pollution. Shop the limited-edition #StellaRyder HYDEFY bag in-store and at stellamccartney.com #StellaMcCartney #EarthDay #EarthMonth @hydefy_official