The global expandable polystyrene (EPS) market is expected to experience steady growth over the next decade as industries increasingly rely on lightweight, insulating, and cost-efficient materials for packaging and construction applications. The market is projected to grow from approximately USD 15.7 billion in 2026 to nearly USD 25.9 billion by 2036, registering a CAGR of around 5.1%, according to the latest analysis by Future Market Insights (FMI).