Discover the Helios Cork Back Coaster at Subverted Norms, a symbol of eco-conscious living. This coaster, reflecting Helios' dedication to solar energy, combines functionality with a commitment to sustainability. Made with durable hardboard MDF and a natural cork backing, it's perfect for any drinkware. Not just a coaster, it's a step towards a greener future, embodying Helios' vision for renewable energy.