Yes, cork is an amazing natural material as it is renewable, biodegradable, recyclable, sustainable, mildew and odor resistant. The cork tree (Quercus suber) has a lifetime of 250 to 350 years and is the only tree whose bark regenerates itself after each extraction. It takes 20 to 25 years before the first cork can be extracted . YOU CAN HARVEST THE BARK ONCE EVERY NINE YEARS. It is a naturally green resource.