What is squishy foam called?

Squishy foam is commonly called soft foam, flexible foam, or memory foam depending on type and use, but general terms include open cell foam, polyurethane foam, and squishy foam toys often called slow rise foam or squishies. In furniture, squishy foam is called soft polyurethane foam, high resilience foam, or memory foam which is viscoelastic foam that is soft and slowly returns to shape after compression. In packaging and toys, squishy foam is called foam rubber, soft foam, or stress ball foam. Craft foam that is squishy is often called EVA foam in soft form, or soft foam sheets. For sensory toys, squishy foam is called squishy, slow rebound foam, or fidget foam. In mattress industry, squishy foam is called plush foam, soft foam, or low density foam. So squishy foam has many names based on application, but common terms are soft polyurethane foam, memory foam, open cell foam, and slow rise squishy foam for toys, all describing foam that is compressible, soft, and returns to shape slowly.