Air drying modelling material with large beads - ideal for modelling around a variety of craft items. Foam Clay Extra Large is ideal for creating 3D effects when combined with other types of Foam Clay with different sized beads. It comes in handy airtight jars 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 for combining with other types of Foam Clay to create fun and creative effects. Foam Clay Extra Large sticks to a wide variety of absorbent surfaces and materials and is therefore ideal for covering wooden objects, terracotta, papier-mâché etc.