Customizer → Fabrics → click a fabric → Products tab.
| Rule | Meaning |
|---|---|
| All products (default) | Offered on every product |
| Include | Only on the listed products |
| Exclude | Every product except the listed ones |
Each product chip also has Set as default: the fabric the storefront and Mockup Studio pre-select for that product. This per-product default wins over the account-wide default fabric.
Which fabric does a customer see first?
A disabled fabric is still pre-selected on old sessions. Customers returning to a saved session fall back through the list above automatically; the disabled fabric is never applied.