It is more transparent and thinner than waxed or parchment paper, so that it can be used as tracing paper.
It is available mostly in the UK and Australia. If you see a recipe calling for it and you’re in North America, just use parchment or waxed paper.
Used for wrapping lunches, meats, lining baking tins, covering jam pots, separating food before freezing, etc.
Parchment paper; waxed paper.