Air-drying modelling material with large beads - ideal for modelling around various craft items. Foam Clay Extra Large is great for creating 3D effects in combination with other types of Foam Clay with beads in different sizes. It comes in practical airtight tubs for convenient storage. Always keep the lid on. Store unused clay in an airtight plastic container. Add a little water if it has dried out. Foam Clay Extra Large is ideal to combine with other types of Foam Clay for fun and creative effects. Foam Clay Extra Large adheres to many types of absorbent surfaces and materials, making it perfect for covering wooden objects, terracotta, papier-mâché, etc.