Plastic is usually the cheapest option ... The best freezer container for individual servings, this four-cavity tray is designed so that you can pop out and thaw just 1 cup at a time — and ...

We've put a plastic cavity tray on top of the angled foam, which acts as a damp-proof course and will also take any water that might be blown into the cavity. The fibreglass batts are woven in such a ...